145621756

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 303235072

約数和(自身を除く): 157613316

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 434, 508, 868, 889, 1321, 1778, 2642, 3556, 3937, 5284, 7874, 9247, 15748, 18494, 27559, 36988, 40951, 55118, 81902, 110236, 163804, 167767, 286657, 335534, 573314, 671068, 1146628, 1174369, 2348738, 4697476, 5200777, 10401554, 20803108, 36405439, 72810878, 145621756]

約数ペア:

[(1, 145621756), (2, 72810878), (4, 36405439), (7, 20803108), (14, 10401554), (28, 5200777), (31, 4697476), (62, 2348738), (124, 1174369), (127, 1146628), (217, 671068), (254, 573314), (434, 335534), (508, 286657), (868, 167767), (889, 163804), (1321, 110236), (1778, 81902), (2642, 55118), (3556, 40951), (3937, 36988), (5284, 27559), (7874, 18494), (9247, 15748)]