131019578

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 216235008

約数和(自身を除く): 85215430

約数列:

[1, 2, 17, 31, 34, 62, 197, 394, 527, 631, 1054, 1262, 3349, 6107, 6698, 10727, 12214, 19561, 21454, 39122, 103819, 124307, 207638, 248614, 332537, 665074, 2113219, 3853517, 4226438, 7707034, 65509789, 131019578]

約数ペア:

[(1, 131019578), (2, 65509789), (17, 7707034), (31, 4226438), (34, 3853517), (62, 2113219), (197, 665074), (394, 332537), (527, 248614), (631, 207638), (1054, 124307), (1262, 103819), (3349, 39122), (6107, 21454), (6698, 19561), (10727, 12214)]