177794792

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 391184640

約数和(自身を除く): 213389848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 97, 142, 194, 284, 388, 461, 497, 568, 679, 776, 922, 994, 1358, 1844, 1988, 2716, 3227, 3688, 3976, 5432, 6454, 6887, 12908, 13774, 25816, 27548, 32731, 44717, 48209, 55096, 65462, 89434, 96418, 130924, 178868, 192836, 229117, 261848, 313019, 357736, 385672, 458234, 626038, 916468, 1252076, 1832936, 2504152, 3174907, 6349814, 12699628, 22224349, 25399256, 44448698, 88897396, 177794792]

約数ペア:

[(1, 177794792), (2, 88897396), (4, 44448698), (7, 25399256), (8, 22224349), (14, 12699628), (28, 6349814), (56, 3174907), (71, 2504152), (97, 1832936), (142, 1252076), (194, 916468), (284, 626038), (388, 458234), (461, 385672), (497, 357736), (568, 313019), (679, 261848), (776, 229117), (922, 192836), (994, 178868), (1358, 130924), (1844, 96418), (1988, 89434), (2716, 65462), (3227, 55096), (3688, 48209), (3976, 44717), (5432, 32731), (6454, 27548), (6887, 25816), (12908, 13774)]