233909890

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{143503}}^1$

素因数の和:143673

約数の個数: 16

約数和(自身を含む): 423623808

約数和(自身を除く): 189713918

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 143503, 287006, 717515, 1435030, 23390989, 46781978, 116954945, 233909890]

約数ペア:

[(1, 233909890), (2, 116954945), (5, 46781978), (10, 23390989), (163, 1435030), (326, 717515), (815, 287006), (1630, 143503)]