1643285787

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{21163}}^1$

素因数の和:21371

約数の個数: 32

約数和(自身を含む): 2588441856

約数和(自身を除く): 945156069

約数列:

[1, 3, 11, 13, 33, 39, 143, 181, 429, 543, 1991, 2353, 5973, 7059, 21163, 25883, 63489, 77649, 232793, 275119, 698379, 825357, 3026309, 3830503, 9078927, 11491509, 42135533, 49796539, 126406599, 149389617, 547761929, 1643285787]

約数ペア:

[(1, 1643285787), (3, 547761929), (11, 149389617), (13, 126406599), (33, 49796539), (39, 42135533), (143, 11491509), (181, 9078927), (429, 3830503), (543, 3026309), (1991, 825357), (2353, 698379), (5973, 275119), (7059, 232793), (21163, 77649), (25883, 63489)]