54390369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 83865600

約数和(自身を除く): 29475231

約数列:

[1, 3, 11, 19, 33, 57, 209, 223, 389, 627, 669, 1167, 2453, 4237, 4279, 7359, 7391, 12711, 12837, 22173, 46607, 81301, 86747, 139821, 243903, 260241, 954217, 1648193, 2862651, 4944579, 18130123, 54390369]

約数ペア:

[(1, 54390369), (3, 18130123), (11, 4944579), (19, 2862651), (33, 1648193), (57, 954217), (209, 260241), (223, 243903), (389, 139821), (627, 86747), (669, 81301), (1167, 46607), (2453, 22173), (4237, 12837), (4279, 12711), (7359, 7391)]