18012735

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 34489728

約数和(自身を除く): 16476993

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 751, 1599, 1845, 2253, 2665, 3755, 4797, 6759, 7995, 9763, 11265, 23985, 29289, 30791, 33795, 48815, 87867, 92373, 146445, 153955, 277119, 400283, 439335, 461865, 1200849, 1385595, 2001415, 3602547, 6004245, 18012735]

約数ペア:

[(1, 18012735), (3, 6004245), (5, 3602547), (9, 2001415), (13, 1385595), (15, 1200849), (39, 461865), (41, 439335), (45, 400283), (65, 277119), (117, 153955), (123, 146445), (195, 92373), (205, 87867), (369, 48815), (533, 33795), (585, 30791), (615, 29289), (751, 23985), (1599, 11265), (1845, 9763), (2253, 7995), (2665, 6759), (3755, 4797)]