287200515

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{1031}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 536474880

約数和(自身を除く): 249274365

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 379, 735, 1031, 1137, 1895, 2653, 3093, 5155, 5685, 7217, 7959, 13265, 15465, 18571, 21651, 36085, 39795, 50519, 55713, 92855, 108255, 151557, 252595, 278565, 390749, 757785, 1172247, 1953745, 2735243, 5861235, 8205729, 13676215, 19146701, 41028645, 57440103, 95733505, 287200515]

約数ペア:

[(1, 287200515), (3, 95733505), (5, 57440103), (7, 41028645), (15, 19146701), (21, 13676215), (35, 8205729), (49, 5861235), (105, 2735243), (147, 1953745), (245, 1172247), (379, 757785), (735, 390749), (1031, 278565), (1137, 252595), (1895, 151557), (2653, 108255), (3093, 92855), (5155, 55713), (5685, 50519), (7217, 39795), (7959, 36085), (13265, 21651), (15465, 18571)]