72491994

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 160864704

約数和(自身を除く): 88372710

約数列:

[1, 2, 3, 6, 9, 18, 71, 131, 142, 213, 262, 393, 426, 433, 639, 786, 866, 1179, 1278, 1299, 2358, 2598, 3897, 7794, 9301, 18602, 27903, 30743, 55806, 56723, 61486, 83709, 92229, 113446, 167418, 170169, 184458, 276687, 340338, 510507, 553374, 1021014, 4027333, 8054666, 12081999, 24163998, 36245997, 72491994]

約数ペア:

[(1, 72491994), (2, 36245997), (3, 24163998), (6, 12081999), (9, 8054666), (18, 4027333), (71, 1021014), (131, 553374), (142, 510507), (213, 340338), (262, 276687), (393, 184458), (426, 170169), (433, 167418), (639, 113446), (786, 92229), (866, 83709), (1179, 61486), (1278, 56723), (1299, 55806), (2358, 30743), (2598, 27903), (3897, 18602), (7794, 9301)]