30890865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 52346880

約数和(自身を除く): 21456015

約数列:

[1, 3, 5, 15, 19, 57, 95, 283, 285, 383, 849, 1149, 1415, 1915, 4245, 5377, 5745, 7277, 16131, 21831, 26885, 36385, 80655, 108389, 109155, 325167, 541945, 1625835, 2059391, 6178173, 10296955, 30890865]

約数ペア:

[(1, 30890865), (3, 10296955), (5, 6178173), (15, 2059391), (19, 1625835), (57, 541945), (95, 325167), (283, 109155), (285, 108389), (383, 80655), (849, 36385), (1149, 26885), (1415, 21831), (1915, 16131), (4245, 7277), (5377, 5745)]