28789848

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 81628560

約数和(自身を除く): 52838712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 101, 107, 111, 148, 202, 214, 222, 296, 303, 321, 333, 404, 428, 444, 606, 642, 666, 808, 856, 888, 909, 963, 1212, 1284, 1332, 1818, 1926, 2424, 2568, 2664, 3636, 3737, 3852, 3959, 7272, 7474, 7704, 7918, 10807, 11211, 11877, 14948, 15836, 21614, 22422, 23754, 29896, 31672, 32421, 33633, 35631, 43228, 44844, 47508, 64842, 67266, 71262, 86456, 89688, 95016, 97263, 129684, 134532, 142524, 194526, 259368, 269064, 285048, 389052, 399859, 778104, 799718, 1199577, 1599436, 2399154, 3198872, 3598731, 4798308, 7197462, 9596616, 14394924, 28789848]

約数ペア:

[(1, 28789848), (2, 14394924), (3, 9596616), (4, 7197462), (6, 4798308), (8, 3598731), (9, 3198872), (12, 2399154), (18, 1599436), (24, 1199577), (36, 799718), (37, 778104), (72, 399859), (74, 389052), (101, 285048), (107, 269064), (111, 259368), (148, 194526), (202, 142524), (214, 134532), (222, 129684), (296, 97263), (303, 95016), (321, 89688), (333, 86456), (404, 71262), (428, 67266), (444, 64842), (606, 47508), (642, 44844), (666, 43228), (808, 35631), (856, 33633), (888, 32421), (909, 31672), (963, 29896), (1212, 23754), (1284, 22422), (1332, 21614), (1818, 15836), (1926, 14948), (2424, 11877), (2568, 11211), (2664, 10807), (3636, 7918), (3737, 7704), (3852, 7474), (3959, 7272)]