28398942

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 78427440

約数和(自身を除く): 50028498

約数列:

[1, 2, 3, 6, 9, 11, 13, 17, 18, 22, 26, 33, 34, 39, 51, 59, 66, 78, 99, 102, 117, 118, 121, 143, 153, 177, 187, 198, 221, 234, 242, 286, 306, 354, 363, 374, 429, 442, 531, 561, 649, 663, 726, 767, 858, 1003, 1062, 1089, 1122, 1287, 1298, 1326, 1534, 1573, 1683, 1947, 1989, 2006, 2057, 2178, 2301, 2431, 2574, 3009, 3146, 3366, 3894, 3978, 4114, 4602, 4719, 4862, 5841, 6018, 6171, 6903, 7139, 7293, 8437, 9027, 9438, 11033, 11682, 12342, 13039, 13806, 14157, 14278, 14586, 16874, 18054, 18513, 21417, 21879, 22066, 25311, 26078, 26741, 28314, 33099, 37026, 39117, 42834, 43758, 50622, 53482, 64251, 66198, 75933, 78234, 80223, 92807, 99297, 117351, 121363, 128502, 143429, 151866, 160446, 185614, 198594, 234702, 240669, 242726, 278421, 286858, 364089, 430287, 481338, 556842, 728178, 835263, 860574, 1092267, 1290861, 1577719, 1670526, 2184534, 2581722, 3155438, 4733157, 9466314, 14199471, 28398942]

約数ペア:

[(1, 28398942), (2, 14199471), (3, 9466314), (6, 4733157), (9, 3155438), (11, 2581722), (13, 2184534), (17, 1670526), (18, 1577719), (22, 1290861), (26, 1092267), (33, 860574), (34, 835263), (39, 728178), (51, 556842), (59, 481338), (66, 430287), (78, 364089), (99, 286858), (102, 278421), (117, 242726), (118, 240669), (121, 234702), (143, 198594), (153, 185614), (177, 160446), (187, 151866), (198, 143429), (221, 128502), (234, 121363), (242, 117351), (286, 99297), (306, 92807), (354, 80223), (363, 78234), (374, 75933), (429, 66198), (442, 64251), (531, 53482), (561, 50622), (649, 43758), (663, 42834), (726, 39117), (767, 37026), (858, 33099), (1003, 28314), (1062, 26741), (1089, 26078), (1122, 25311), (1287, 22066), (1298, 21879), (1326, 21417), (1534, 18513), (1573, 18054), (1683, 16874), (1947, 14586), (1989, 14278), (2006, 14157), (2057, 13806), (2178, 13039), (2301, 12342), (2431, 11682), (2574, 11033), (3009, 9438), (3146, 9027), (3366, 8437), (3894, 7293), (3978, 7139), (4114, 6903), (4602, 6171), (4719, 6018), (4862, 5841)]