155394772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{21499}}^1$

素因数の和:21655

約数の個数: 24

約数和(自身を含む): 294980000

約数和(自身を除く): 139585228

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 21499, 42998, 85996, 279487, 558974, 1117948, 2988361, 5976722, 11953444, 38848693, 77697386, 155394772]

約数ペア:

[(1, 155394772), (2, 77697386), (4, 38848693), (13, 11953444), (26, 5976722), (52, 2988361), (139, 1117948), (278, 558974), (556, 279487), (1807, 85996), (3614, 42998), (7228, 21499)]