72493018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 123963840

約数和(自身を除く): 51470822

約数列:

[1, 2, 13, 19, 26, 38, 247, 257, 494, 514, 571, 1142, 3341, 4883, 6682, 7423, 9766, 10849, 14846, 21698, 63479, 126958, 141037, 146747, 282074, 293494, 1907711, 2788193, 3815422, 5576386, 36246509, 72493018]

約数ペア:

[(1, 72493018), (2, 36246509), (13, 5576386), (19, 3815422), (26, 2788193), (38, 1907711), (247, 293494), (257, 282074), (494, 146747), (514, 141037), (571, 126958), (1142, 63479), (3341, 21698), (4883, 14846), (6682, 10849), (7423, 9766)]