724745763

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 1218846720

約数和(自身を除く): 494100957

約数列:

[1, 3, 7, 9, 21, 63, 79, 223, 237, 553, 653, 669, 711, 1561, 1659, 1959, 2007, 4571, 4683, 4977, 5877, 13713, 14049, 17617, 41139, 51587, 52851, 123319, 145619, 154761, 158553, 361109, 369957, 436857, 464283, 1019333, 1083327, 1109871, 1310571, 3057999, 3249981, 9173997, 11503901, 34511703, 80527307, 103535109, 241581921, 724745763]

約数ペア:

[(1, 724745763), (3, 241581921), (7, 103535109), (9, 80527307), (21, 34511703), (63, 11503901), (79, 9173997), (223, 3249981), (237, 3057999), (553, 1310571), (653, 1109871), (669, 1083327), (711, 1019333), (1561, 464283), (1659, 436857), (1959, 369957), (2007, 361109), (4571, 158553), (4683, 154761), (4977, 145619), (5877, 123319), (13713, 52851), (14049, 51587), (17617, 41139)]