16139445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 31739904

約数和(自身を除く): 15600459

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 41, 69, 105, 115, 123, 161, 163, 205, 287, 345, 483, 489, 615, 805, 815, 861, 943, 1141, 1435, 2415, 2445, 2829, 3423, 3749, 4305, 4715, 5705, 6601, 6683, 11247, 14145, 17115, 18745, 19803, 20049, 26243, 33005, 33415, 46781, 56235, 78729, 99015, 100245, 131215, 140343, 153709, 233905, 393645, 461127, 701715, 768545, 1075963, 2305635, 3227889, 5379815, 16139445]

約数ペア:

[(1, 16139445), (3, 5379815), (5, 3227889), (7, 2305635), (15, 1075963), (21, 768545), (23, 701715), (35, 461127), (41, 393645), (69, 233905), (105, 153709), (115, 140343), (123, 131215), (161, 100245), (163, 99015), (205, 78729), (287, 56235), (345, 46781), (483, 33415), (489, 33005), (615, 26243), (805, 20049), (815, 19803), (861, 18745), (943, 17115), (1141, 14145), (1435, 11247), (2415, 6683), (2445, 6601), (2829, 5705), (3423, 4715), (3749, 4305)]