890393902

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 1400652000

約数和(自身を除く): 510258098

約数列:

[1, 2, 29, 58, 149, 197, 298, 394, 523, 1046, 4321, 5713, 8642, 11426, 15167, 29353, 30334, 58706, 77927, 103031, 155854, 206062, 851237, 1702474, 2259883, 2987899, 4519766, 5975798, 15351619, 30703238, 445196951, 890393902]

約数ペア:

[(1, 890393902), (2, 445196951), (29, 30703238), (58, 15351619), (149, 5975798), (197, 4519766), (298, 2987899), (394, 2259883), (523, 1702474), (1046, 851237), (4321, 206062), (5713, 155854), (8642, 103031), (11426, 77927), (15167, 58706), (29353, 30334)]