16979625

素因数分解:

$3^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 96

約数和(自身を含む): 34978944

約数和(自身を除く): 17999319

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 43, 45, 65, 75, 81, 117, 125, 129, 135, 195, 215, 225, 243, 325, 351, 375, 387, 405, 559, 585, 645, 675, 975, 1053, 1075, 1125, 1161, 1215, 1625, 1677, 1755, 1935, 2025, 2795, 2925, 3159, 3225, 3375, 3483, 4875, 5031, 5265, 5375, 5805, 6075, 8385, 8775, 9675, 10125, 10449, 13975, 14625, 15093, 15795, 16125, 17415, 25155, 26325, 29025, 30375, 41925, 43875, 45279, 48375, 52245, 69875, 75465, 78975, 87075, 125775, 131625, 135837, 145125, 209625, 226395, 261225, 377325, 394875, 435375, 628875, 679185, 1131975, 1306125, 1886625, 3395925, 5659875, 16979625]

約数ペア:

[(1, 16979625), (3, 5659875), (5, 3395925), (9, 1886625), (13, 1306125), (15, 1131975), (25, 679185), (27, 628875), (39, 435375), (43, 394875), (45, 377325), (65, 261225), (75, 226395), (81, 209625), (117, 145125), (125, 135837), (129, 131625), (135, 125775), (195, 87075), (215, 78975), (225, 75465), (243, 69875), (325, 52245), (351, 48375), (375, 45279), (387, 43875), (405, 41925), (559, 30375), (585, 29025), (645, 26325), (675, 25155), (975, 17415), (1053, 16125), (1075, 15795), (1125, 15093), (1161, 14625), (1215, 13975), (1625, 10449), (1677, 10125), (1755, 9675), (1935, 8775), (2025, 8385), (2795, 6075), (2925, 5805), (3159, 5375), (3225, 5265), (3375, 5031), (3483, 4875)]