8154705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 15482880

約数和(自身を除く): 7328175

約数列:

[1, 3, 5, 13, 15, 19, 31, 39, 57, 65, 71, 93, 95, 155, 195, 213, 247, 285, 355, 403, 465, 589, 741, 923, 1065, 1209, 1235, 1349, 1767, 2015, 2201, 2769, 2945, 3705, 4047, 4615, 6045, 6603, 6745, 7657, 8835, 11005, 13845, 17537, 20235, 22971, 28613, 33015, 38285, 41819, 52611, 85839, 87685, 114855, 125457, 143065, 209095, 263055, 429195, 543647, 627285, 1630941, 2718235, 8154705]

約数ペア:

[(1, 8154705), (3, 2718235), (5, 1630941), (13, 627285), (15, 543647), (19, 429195), (31, 263055), (39, 209095), (57, 143065), (65, 125457), (71, 114855), (93, 87685), (95, 85839), (155, 52611), (195, 41819), (213, 38285), (247, 33015), (285, 28613), (355, 22971), (403, 20235), (465, 17537), (589, 13845), (741, 11005), (923, 8835), (1065, 7657), (1209, 6745), (1235, 6603), (1349, 6045), (1767, 4615), (2015, 4047), (2201, 3705), (2769, 2945)]