61878257

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 76592256

約数和(自身を除く): 14713999

約数列:

[1, 7, 23, 29, 161, 203, 457, 667, 841, 3199, 4669, 5887, 10511, 13253, 19343, 73577, 92771, 135401, 304819, 384337, 2133733, 2690359, 8839751, 61878257]

約数ペア:

[(1, 61878257), (7, 8839751), (23, 2690359), (29, 2133733), (161, 384337), (203, 304819), (457, 135401), (667, 92771), (841, 73577), (3199, 19343), (4669, 13253), (5887, 10511)]