490039998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{77269}}^1$

素因数の和:77432

約数の個数: 32

約数和(自身を含む): 1127523840

約数和(自身を除く): 637483842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 151, 302, 453, 906, 1057, 2114, 3171, 6342, 77269, 154538, 231807, 463614, 540883, 1081766, 1622649, 3245298, 11667619, 23335238, 35002857, 70005714, 81673333, 163346666, 245019999, 490039998]

約数ペア:

[(1, 490039998), (2, 245019999), (3, 163346666), (6, 81673333), (7, 70005714), (14, 35002857), (21, 23335238), (42, 11667619), (151, 3245298), (302, 1622649), (453, 1081766), (906, 540883), (1057, 463614), (2114, 231807), (3171, 154538), (6342, 77269)]