87900015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28867}}^1$

素因数の和:28911

約数の個数: 32

約数和(自身を含む): 166279680

約数和(自身を除く): 78379665

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 28867, 86601, 144335, 202069, 433005, 606207, 837143, 1010345, 2511429, 3031035, 4185715, 5860001, 12557145, 17580003, 29300005, 87900015]

約数ペア:

[(1, 87900015), (3, 29300005), (5, 17580003), (7, 12557145), (15, 5860001), (21, 4185715), (29, 3031035), (35, 2511429), (87, 1010345), (105, 837143), (145, 606207), (203, 433005), (435, 202069), (609, 144335), (1015, 86601), (3045, 28867)]