211050945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21613}}^1$

素因数の和:21662

約数の個数: 48

約数和(自身を含む): 431588352

約数和(自身を除く): 220537407

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 21613, 64839, 108065, 151291, 194517, 324195, 453873, 670003, 756455, 972585, 1361619, 2010009, 2269365, 3350015, 4690021, 6030027, 6808095, 10050045, 14070063, 23450105, 30150135, 42210189, 70350315, 211050945]

約数ペア:

[(1, 211050945), (3, 70350315), (5, 42210189), (7, 30150135), (9, 23450105), (15, 14070063), (21, 10050045), (31, 6808095), (35, 6030027), (45, 4690021), (63, 3350015), (93, 2269365), (105, 2010009), (155, 1361619), (217, 972585), (279, 756455), (315, 670003), (465, 453873), (651, 324195), (1085, 194517), (1395, 151291), (1953, 108065), (3255, 64839), (9765, 21613)]