123889785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 211994496

約数和(自身を除く): 88104711

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 167, 285, 361, 411, 501, 685, 835, 1083, 1805, 2055, 2505, 2603, 3173, 5415, 7809, 9519, 13015, 15865, 22879, 39045, 47595, 49457, 60287, 68637, 114395, 148371, 180861, 247285, 301435, 343185, 434701, 741855, 904305, 1304103, 2173505, 6520515, 8259319, 24777957, 41296595, 123889785]

約数ペア:

[(1, 123889785), (3, 41296595), (5, 24777957), (15, 8259319), (19, 6520515), (57, 2173505), (95, 1304103), (137, 904305), (167, 741855), (285, 434701), (361, 343185), (411, 301435), (501, 247285), (685, 180861), (835, 148371), (1083, 114395), (1805, 68637), (2055, 60287), (2505, 49457), (2603, 47595), (3173, 39045), (5415, 22879), (7809, 15865), (9519, 13015)]