31127148

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 85398768

約数和(自身を除く): 54271620

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 227, 234, 293, 454, 468, 586, 681, 879, 908, 1172, 1362, 1758, 2043, 2637, 2724, 2951, 3516, 3809, 4086, 5274, 5902, 7618, 8172, 8853, 10548, 11427, 11804, 15236, 17706, 22854, 26559, 34281, 35412, 45708, 53118, 66511, 68562, 106236, 133022, 137124, 199533, 266044, 399066, 598599, 798132, 864643, 1197198, 1729286, 2394396, 2593929, 3458572, 5187858, 7781787, 10375716, 15563574, 31127148]

約数ペア:

[(1, 31127148), (2, 15563574), (3, 10375716), (4, 7781787), (6, 5187858), (9, 3458572), (12, 2593929), (13, 2394396), (18, 1729286), (26, 1197198), (36, 864643), (39, 798132), (52, 598599), (78, 399066), (117, 266044), (156, 199533), (227, 137124), (234, 133022), (293, 106236), (454, 68562), (468, 66511), (586, 53118), (681, 45708), (879, 35412), (908, 34281), (1172, 26559), (1362, 22854), (1758, 17706), (2043, 15236), (2637, 11804), (2724, 11427), (2951, 10548), (3516, 8853), (3809, 8172), (4086, 7618), (5274, 5902)]