1995890220015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15749}}^1\times {\mathrm{444671}}^1$

素因数の和:460447

約数の個数: 32

約数和(自身を含む): 3361720320000

約数和(自身を除く): 1365830099985

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 15749, 47247, 78745, 236235, 299231, 444671, 897693, 1334013, 1496155, 2223355, 4488465, 6670065, 8448749, 25346247, 42243745, 126731235, 7003123579, 21009370737, 35015617895, 105046853685, 133059348001, 399178044003, 665296740005, 1995890220015]

約数ペア:

[(1, 1995890220015), (3, 665296740005), (5, 399178044003), (15, 133059348001), (19, 105046853685), (57, 35015617895), (95, 21009370737), (285, 7003123579), (15749, 126731235), (47247, 42243745), (78745, 25346247), (236235, 8448749), (299231, 6670065), (444671, 4488465), (897693, 2223355), (1334013, 1496155)]