129772755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21683}}^1$

素因数の和:21720

約数の個数: 48

約数和(自身を含む): 270616320

約数和(自身を除く): 140843565

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 21683, 65049, 108415, 151781, 195147, 325245, 411977, 455343, 758905, 975735, 1235931, 1366029, 2059885, 2276715, 2883839, 3707793, 6179655, 6830145, 8651517, 14419195, 18538965, 25954551, 43257585, 129772755]

約数ペア:

[(1, 129772755), (3, 43257585), (5, 25954551), (7, 18538965), (9, 14419195), (15, 8651517), (19, 6830145), (21, 6179655), (35, 3707793), (45, 2883839), (57, 2276715), (63, 2059885), (95, 1366029), (105, 1235931), (133, 975735), (171, 758905), (285, 455343), (315, 411977), (399, 325245), (665, 195147), (855, 151781), (1197, 108415), (1995, 65049), (5985, 21683)]