2489145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 4230144

約数和(自身を除く): 1740999

約数列:

[1, 3, 5, 15, 31, 53, 93, 101, 155, 159, 265, 303, 465, 505, 795, 1515, 1643, 3131, 4929, 5353, 8215, 9393, 15655, 16059, 24645, 26765, 46965, 80295, 165943, 497829, 829715, 2489145]

約数ペア:

[(1, 2489145), (3, 829715), (5, 497829), (15, 165943), (31, 80295), (53, 46965), (93, 26765), (101, 24645), (155, 16059), (159, 15655), (265, 9393), (303, 8215), (465, 5353), (505, 4929), (795, 3131), (1515, 1643)]