1285232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 2770656

約数和(自身を除く): 1485424

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 167, 208, 296, 334, 481, 592, 668, 962, 1336, 1924, 2171, 2672, 3848, 4342, 6179, 7696, 8684, 12358, 17368, 24716, 34736, 49432, 80327, 98864, 160654, 321308, 642616, 1285232]

約数ペア:

[(1, 1285232), (2, 642616), (4, 321308), (8, 160654), (13, 98864), (16, 80327), (26, 49432), (37, 34736), (52, 24716), (74, 17368), (104, 12358), (148, 8684), (167, 7696), (208, 6179), (296, 4342), (334, 3848), (481, 2672), (592, 2171), (668, 1924), (962, 1336)]