20181015

素因数分解:

$3^3\times 5^1\times {\mathrm{149489}}^1$

素因数の和:149503

約数の個数: 16

約数和(自身を含む): 35877600

約数和(自身を除く): 15696585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149489, 448467, 747445, 1345401, 2242335, 4036203, 6727005, 20181015]

約数ペア:

[(1, 20181015), (3, 6727005), (5, 4036203), (9, 2242335), (15, 1345401), (27, 747445), (45, 448467), (135, 149489)]