156655228

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:890

約数の個数: 36

約数和(自身を含む): 291599112

約数和(自身を除く): 134943884

約数列:

[1, 2, 4, 19, 38, 76, 157, 314, 361, 628, 691, 722, 1382, 1444, 2764, 2983, 5966, 11932, 13129, 26258, 52516, 56677, 108487, 113354, 216974, 226708, 249451, 433948, 498902, 997804, 2061253, 4122506, 8245012, 39163807, 78327614, 156655228]

約数ペア:

[(1, 156655228), (2, 78327614), (4, 39163807), (19, 8245012), (38, 4122506), (76, 2061253), (157, 997804), (314, 498902), (361, 433948), (628, 249451), (691, 226708), (722, 216974), (1382, 113354), (1444, 108487), (2764, 56677), (2983, 52516), (5966, 26258), (11932, 13129)]