209739062015

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8101}}^1\times {\mathrm{17203}}^1$

素因数の和:25359

約数の個数: 32

約数和(自身を含む): 294384938496

約数和(自身を除く): 84645876481

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 8101, 17203, 40505, 56707, 86015, 120421, 283535, 348343, 602105, 739729, 1741715, 2438401, 3698645, 5178103, 12192005, 25890515, 139361503, 696807515, 975530521, 4877652605, 5992544629, 29962723145, 41947812403, 209739062015]

約数ペア:

[(1, 209739062015), (5, 41947812403), (7, 29962723145), (35, 5992544629), (43, 4877652605), (215, 975530521), (301, 696807515), (1505, 139361503), (8101, 25890515), (17203, 12192005), (40505, 5178103), (56707, 3698645), (86015, 2438401), (120421, 1741715), (283535, 739729), (348343, 602105)]