421640002

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{661}}^1$

素因数の和:983

約数の個数: 48

約数和(自身を含む): 771584832

約数和(自身を除く): 349944830

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 283, 322, 566, 661, 1127, 1322, 1981, 2254, 3962, 4627, 6509, 9254, 13018, 13867, 15203, 27734, 30406, 32389, 45563, 64778, 91126, 106421, 187063, 212842, 318941, 374126, 637882, 744947, 1309441, 1489894, 2618882, 4302449, 8604898, 9166087, 18332174, 30117143, 60234286, 210820001, 421640002]

約数ペア:

[(1, 421640002), (2, 210820001), (7, 60234286), (14, 30117143), (23, 18332174), (46, 9166087), (49, 8604898), (98, 4302449), (161, 2618882), (283, 1489894), (322, 1309441), (566, 744947), (661, 637882), (1127, 374126), (1322, 318941), (1981, 212842), (2254, 187063), (3962, 106421), (4627, 91126), (6509, 64778), (9254, 45563), (13018, 32389), (13867, 30406), (15203, 27734)]