153950415

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1\times {\mathrm{647}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 255674880

約数和(自身を除く): 101724465

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 547, 647, 1641, 1941, 2735, 3235, 8205, 9705, 15863, 18763, 47589, 56289, 79315, 93815, 237945, 281445, 353909, 1061727, 1769545, 5308635, 10263361, 30790083, 51316805, 153950415]

約数ペア:

[(1, 153950415), (3, 51316805), (5, 30790083), (15, 10263361), (29, 5308635), (87, 1769545), (145, 1061727), (435, 353909), (547, 281445), (647, 237945), (1641, 93815), (1941, 79315), (2735, 56289), (3235, 47589), (8205, 18763), (9705, 15863)]