28505022

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 77220864

約数和(自身を除く): 48715842

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 37, 39, 42, 51, 74, 78, 83, 91, 102, 111, 119, 166, 182, 221, 222, 238, 249, 259, 273, 357, 442, 481, 498, 518, 546, 581, 629, 663, 714, 777, 962, 1079, 1162, 1258, 1326, 1411, 1443, 1547, 1554, 1743, 1887, 2158, 2822, 2886, 3071, 3094, 3237, 3367, 3486, 3774, 4233, 4403, 4641, 6142, 6474, 6734, 7553, 8177, 8466, 8806, 9213, 9282, 9877, 10101, 13209, 15106, 16354, 18343, 18426, 19754, 20202, 21497, 22659, 24531, 26418, 29631, 36686, 39923, 42994, 45318, 49062, 52207, 55029, 57239, 59262, 64491, 79846, 104414, 110058, 114478, 119769, 128401, 128982, 156621, 171717, 239538, 256802, 279461, 313242, 343434, 365449, 385203, 558922, 678691, 730898, 770406, 838383, 1096347, 1357382, 1676766, 2036073, 2192694, 4072146, 4750837, 9501674, 14252511, 28505022]

約数ペア:

[(1, 28505022), (2, 14252511), (3, 9501674), (6, 4750837), (7, 4072146), (13, 2192694), (14, 2036073), (17, 1676766), (21, 1357382), (26, 1096347), (34, 838383), (37, 770406), (39, 730898), (42, 678691), (51, 558922), (74, 385203), (78, 365449), (83, 343434), (91, 313242), (102, 279461), (111, 256802), (119, 239538), (166, 171717), (182, 156621), (221, 128982), (222, 128401), (238, 119769), (249, 114478), (259, 110058), (273, 104414), (357, 79846), (442, 64491), (481, 59262), (498, 57239), (518, 55029), (546, 52207), (581, 49062), (629, 45318), (663, 42994), (714, 39923), (777, 36686), (962, 29631), (1079, 26418), (1162, 24531), (1258, 22659), (1326, 21497), (1411, 20202), (1443, 19754), (1547, 18426), (1554, 18343), (1743, 16354), (1887, 15106), (2158, 13209), (2822, 10101), (2886, 9877), (3071, 9282), (3094, 9213), (3237, 8806), (3367, 8466), (3486, 8177), (3774, 7553), (4233, 6734), (4403, 6474), (4641, 6142)]