15660103875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3212329}}^1$

素因数の和:3212360

約数の個数: 32

約数和(自身を含む): 28062914880

約数和(自身を除く): 12402811005

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 3212329, 9636987, 16061645, 41760277, 48184935, 80308225, 125280831, 208801385, 240924675, 401541125, 626404155, 1044006925, 1204623375, 3132020775, 5220034625, 15660103875]

約数ペア:

[(1, 15660103875), (3, 5220034625), (5, 3132020775), (13, 1204623375), (15, 1044006925), (25, 626404155), (39, 401541125), (65, 240924675), (75, 208801385), (125, 125280831), (195, 80308225), (325, 48184935), (375, 41760277), (975, 16061645), (1625, 9636987), (4875, 3212329)]