81235996902

素因数分解:

$2^1\times 3^7\times {\mathrm{47}}^1\times {\mathrm{395159}}^1$

素因数の和:395229

約数の個数: 64

約数和(自身を含む): 186641971200

約数和(自身を除く): 105405974298

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 243, 282, 423, 486, 729, 846, 1269, 1458, 2187, 2538, 3807, 4374, 7614, 11421, 22842, 34263, 68526, 102789, 205578, 395159, 790318, 1185477, 2370954, 3556431, 7112862, 10669293, 18572473, 21338586, 32007879, 37144946, 55717419, 64015758, 96023637, 111434838, 167152257, 192047274, 288070911, 334304514, 501456771, 576141822, 864212733, 1002913542, 1504370313, 1728425466, 3008740626, 4513110939, 9026221878, 13539332817, 27078665634, 40617998451, 81235996902]

約数ペア:

[(1, 81235996902), (2, 40617998451), (3, 27078665634), (6, 13539332817), (9, 9026221878), (18, 4513110939), (27, 3008740626), (47, 1728425466), (54, 1504370313), (81, 1002913542), (94, 864212733), (141, 576141822), (162, 501456771), (243, 334304514), (282, 288070911), (423, 192047274), (486, 167152257), (729, 111434838), (846, 96023637), (1269, 64015758), (1458, 55717419), (2187, 37144946), (2538, 32007879), (3807, 21338586), (4374, 18572473), (7614, 10669293), (11421, 7112862), (22842, 3556431), (34263, 2370954), (68526, 1185477), (102789, 790318), (205578, 395159)]