197464551128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{321323}}^1$

素因数の和:321672

約数の個数: 64

約数和(自身を含む): 421062969600

約数和(自身を除く): 223598418472

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 311, 494, 622, 988, 1244, 1976, 2488, 4043, 5909, 8086, 11818, 16172, 23636, 32344, 47272, 76817, 153634, 307268, 321323, 614536, 642646, 1285292, 2570584, 4177199, 6105137, 8354398, 12210274, 16708796, 24420548, 33417592, 48841096, 79366781, 99931453, 158733562, 199862906, 317467124, 399725812, 634934248, 799451624, 1299108889, 1898697607, 2598217778, 3797395214, 5196435556, 7594790428, 10392871112, 15189580856, 24683068891, 49366137782, 98732275564, 197464551128]

約数ペア:

[(1, 197464551128), (2, 98732275564), (4, 49366137782), (8, 24683068891), (13, 15189580856), (19, 10392871112), (26, 7594790428), (38, 5196435556), (52, 3797395214), (76, 2598217778), (104, 1898697607), (152, 1299108889), (247, 799451624), (311, 634934248), (494, 399725812), (622, 317467124), (988, 199862906), (1244, 158733562), (1976, 99931453), (2488, 79366781), (4043, 48841096), (5909, 33417592), (8086, 24420548), (11818, 16708796), (16172, 12210274), (23636, 8354398), (32344, 6105137), (47272, 4177199), (76817, 2570584), (153634, 1285292), (307268, 642646), (321323, 614536)]