287322516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8647}}^1$

素因数の和:8741

約数の個数: 72

約数和(自身を含む): 793263744

約数和(自身を除く): 505941228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5538, 8307, 8647, 11076, 16614, 17294, 25941, 33228, 34588, 51882, 77823, 103764, 112411, 155646, 224822, 311292, 337233, 449644, 613937, 674466, 1011699, 1227874, 1348932, 1841811, 2023398, 2455748, 3683622, 4046796, 5525433, 7367244, 7981181, 11050866, 15962362, 22101732, 23943543, 31924724, 47887086, 71830629, 95774172, 143661258, 287322516]

約数ペア:

[(1, 287322516), (2, 143661258), (3, 95774172), (4, 71830629), (6, 47887086), (9, 31924724), (12, 23943543), (13, 22101732), (18, 15962362), (26, 11050866), (36, 7981181), (39, 7367244), (52, 5525433), (71, 4046796), (78, 3683622), (117, 2455748), (142, 2023398), (156, 1841811), (213, 1348932), (234, 1227874), (284, 1011699), (426, 674466), (468, 613937), (639, 449644), (852, 337233), (923, 311292), (1278, 224822), (1846, 155646), (2556, 112411), (2769, 103764), (3692, 77823), (5538, 51882), (8307, 34588), (8647, 33228), (11076, 25941), (16614, 17294)]