156021957

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 292397952

約数和(自身を除く): 136375995

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 81, 91, 117, 183, 189, 273, 347, 351, 427, 549, 567, 793, 819, 1041, 1053, 1281, 1647, 2379, 2429, 2457, 3123, 3843, 4511, 4941, 5551, 7137, 7287, 7371, 9369, 11529, 13533, 16653, 21167, 21411, 21861, 28107, 31577, 34587, 40599, 49959, 63501, 64233, 65583, 94731, 121797, 148169, 149877, 190503, 196749, 275171, 284193, 365391, 444507, 449631, 571509, 825513, 852579, 1333521, 1714527, 1926197, 2476539, 2557737, 4000563, 5778591, 7429617, 12001689, 17335773, 22288851, 52007319, 156021957]

約数ペア:

[(1, 156021957), (3, 52007319), (7, 22288851), (9, 17335773), (13, 12001689), (21, 7429617), (27, 5778591), (39, 4000563), (61, 2557737), (63, 2476539), (81, 1926197), (91, 1714527), (117, 1333521), (183, 852579), (189, 825513), (273, 571509), (347, 449631), (351, 444507), (427, 365391), (549, 284193), (567, 275171), (793, 196749), (819, 190503), (1041, 149877), (1053, 148169), (1281, 121797), (1647, 94731), (2379, 65583), (2429, 64233), (2457, 63501), (3123, 49959), (3843, 40599), (4511, 34587), (4941, 31577), (5551, 28107), (7137, 21861), (7287, 21411), (7371, 21167), (9369, 16653), (11529, 13533)]