420654312

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{449417}}^1$

素因数の和:449442

約数の個数: 48

約数和(自身を含む): 1226911140

約数和(自身を除く): 806256828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 449417, 898834, 1348251, 1797668, 2696502, 3595336, 4044753, 5393004, 5842421, 8089506, 10786008, 11684842, 16179012, 17527263, 23369684, 32358024, 35054526, 46739368, 52581789, 70109052, 105163578, 140218104, 210327156, 420654312]

約数ペア:

[(1, 420654312), (2, 210327156), (3, 140218104), (4, 105163578), (6, 70109052), (8, 52581789), (9, 46739368), (12, 35054526), (13, 32358024), (18, 23369684), (24, 17527263), (26, 16179012), (36, 11684842), (39, 10786008), (52, 8089506), (72, 5842421), (78, 5393004), (104, 4044753), (117, 3595336), (156, 2696502), (234, 1797668), (312, 1348251), (468, 898834), (936, 449417)]