31868685

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 59125248

約数和(自身を除く): 27256563

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 751, 943, 1035, 1845, 2253, 2829, 3755, 4715, 6759, 8487, 11265, 14145, 17273, 30791, 33795, 42435, 51819, 86365, 92373, 153955, 155457, 259095, 277119, 461865, 708193, 777285, 1385595, 2124579, 3540965, 6373737, 10622895, 31868685]

約数ペア:

[(1, 31868685), (3, 10622895), (5, 6373737), (9, 3540965), (15, 2124579), (23, 1385595), (41, 777285), (45, 708193), (69, 461865), (115, 277119), (123, 259095), (205, 155457), (207, 153955), (345, 92373), (369, 86365), (615, 51819), (751, 42435), (943, 33795), (1035, 30791), (1845, 17273), (2253, 14145), (2829, 11265), (3755, 8487), (4715, 6759)]