7542756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 20913984

約数和(自身を除く): 13371228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 227, 234, 284, 426, 454, 468, 639, 681, 852, 908, 923, 1278, 1362, 1846, 2043, 2556, 2724, 2769, 2951, 3692, 4086, 5538, 5902, 8172, 8307, 8853, 11076, 11804, 16117, 16614, 17706, 26559, 32234, 33228, 35412, 48351, 53118, 64468, 96702, 106236, 145053, 193404, 209521, 290106, 419042, 580212, 628563, 838084, 1257126, 1885689, 2514252, 3771378, 7542756]

約数ペア:

[(1, 7542756), (2, 3771378), (3, 2514252), (4, 1885689), (6, 1257126), (9, 838084), (12, 628563), (13, 580212), (18, 419042), (26, 290106), (36, 209521), (39, 193404), (52, 145053), (71, 106236), (78, 96702), (117, 64468), (142, 53118), (156, 48351), (213, 35412), (227, 33228), (234, 32234), (284, 26559), (426, 17706), (454, 16614), (468, 16117), (639, 11804), (681, 11076), (852, 8853), (908, 8307), (923, 8172), (1278, 5902), (1362, 5538), (1846, 4086), (2043, 3692), (2556, 2951), (2724, 2769)]