81513838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10567}}^1$

素因数の和:10624

約数の個数: 32

約数和(自身を含む): 152179200

約数和(自身を除く): 70665362

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 3857, 7714, 10567, 21134, 73969, 147938, 200773, 306443, 401546, 612886, 1405411, 2145101, 2810822, 4290202, 5822417, 11644834, 40756919, 81513838]

約数ペア:

[(1, 81513838), (2, 40756919), (7, 11644834), (14, 5822417), (19, 4290202), (29, 2810822), (38, 2145101), (58, 1405411), (133, 612886), (203, 401546), (266, 306443), (406, 200773), (551, 147938), (1102, 73969), (3857, 21134), (7714, 10567)]