163863448

素因数分解:

$2^3\times 7^4\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 378135000

約数和(自身を除く): 214271552

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 343, 392, 449, 532, 686, 898, 931, 1064, 1372, 1796, 1862, 2401, 2744, 3143, 3592, 3724, 4802, 6286, 6517, 7448, 8531, 9604, 12572, 13034, 17062, 19208, 22001, 25144, 26068, 34124, 44002, 45619, 52136, 59717, 68248, 88004, 91238, 119434, 154007, 176008, 182476, 238868, 308014, 364952, 418019, 477736, 616028, 836038, 1078049, 1232056, 1672076, 2156098, 2926133, 3344152, 4312196, 5852266, 8624392, 11704532, 20482931, 23409064, 40965862, 81931724, 163863448]

約数ペア:

[(1, 163863448), (2, 81931724), (4, 40965862), (7, 23409064), (8, 20482931), (14, 11704532), (19, 8624392), (28, 5852266), (38, 4312196), (49, 3344152), (56, 2926133), (76, 2156098), (98, 1672076), (133, 1232056), (152, 1078049), (196, 836038), (266, 616028), (343, 477736), (392, 418019), (449, 364952), (532, 308014), (686, 238868), (898, 182476), (931, 176008), (1064, 154007), (1372, 119434), (1796, 91238), (1862, 88004), (2401, 68248), (2744, 59717), (3143, 52136), (3592, 45619), (3724, 44002), (4802, 34124), (6286, 26068), (6517, 25144), (7448, 22001), (8531, 19208), (9604, 17062), (12572, 13034)]