3159855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5930496

約数和(自身を除く): 2770641

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 71, 115, 129, 207, 213, 215, 345, 355, 387, 639, 645, 989, 1035, 1065, 1633, 1935, 2967, 3053, 3195, 4899, 4945, 8165, 8901, 9159, 14697, 14835, 15265, 24495, 27477, 44505, 45795, 70219, 73485, 137385, 210657, 351095, 631971, 1053285, 3159855]

約数ペア:

[(1, 3159855), (3, 1053285), (5, 631971), (9, 351095), (15, 210657), (23, 137385), (43, 73485), (45, 70219), (69, 45795), (71, 44505), (115, 27477), (129, 24495), (207, 15265), (213, 14835), (215, 14697), (345, 9159), (355, 8901), (387, 8165), (639, 4945), (645, 4899), (989, 3195), (1035, 3053), (1065, 2967), (1633, 1935)]