16991010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2659}}^1$

素因数の和:2743

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 27824670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2659, 3195, 5318, 6390, 7977, 13295, 15954, 23931, 26590, 39885, 47862, 79770, 119655, 188789, 239310, 377578, 566367, 943945, 1132734, 1699101, 1887890, 2831835, 3398202, 5663670, 8495505, 16991010]

約数ペア:

[(1, 16991010), (2, 8495505), (3, 5663670), (5, 3398202), (6, 2831835), (9, 1887890), (10, 1699101), (15, 1132734), (18, 943945), (30, 566367), (45, 377578), (71, 239310), (90, 188789), (142, 119655), (213, 79770), (355, 47862), (426, 39885), (639, 26590), (710, 23931), (1065, 15954), (1278, 13295), (2130, 7977), (2659, 6390), (3195, 5318)]