149451292

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{2131}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 265945680

約数和(自身を除く): 116494388

約数列:

[1, 2, 4, 89, 178, 197, 356, 394, 788, 2131, 4262, 8524, 17533, 35066, 70132, 189659, 379318, 419807, 758636, 839614, 1679228, 37362823, 74725646, 149451292]

約数ペア:

[(1, 149451292), (2, 74725646), (4, 37362823), (89, 1679228), (178, 839614), (197, 758636), (356, 419807), (394, 379318), (788, 189659), (2131, 70132), (4262, 35066), (8524, 17533)]