819307005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^2\times {\mathrm{257}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 1446030144

約数和(自身を除く): 626723139

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 257, 417, 695, 771, 1285, 1529, 2085, 2827, 3855, 4587, 7645, 8481, 14135, 19321, 22935, 35723, 42405, 57963, 96605, 107169, 178615, 212531, 289815, 392953, 535845, 637593, 1062655, 1178859, 1964765, 3187965, 4965497, 5894295, 14896491, 24827485, 54620467, 74482455, 163861401, 273102335, 819307005]

約数ペア:

[(1, 819307005), (3, 273102335), (5, 163861401), (11, 74482455), (15, 54620467), (33, 24827485), (55, 14896491), (139, 5894295), (165, 4965497), (257, 3187965), (417, 1964765), (695, 1178859), (771, 1062655), (1285, 637593), (1529, 535845), (2085, 392953), (2827, 289815), (3855, 212531), (4587, 178615), (7645, 107169), (8481, 96605), (14135, 57963), (19321, 42405), (22935, 35723)]