31821426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19427}}^1$

素因数の和:19455

約数の個数: 48

約数和(自身を含む): 84861504

約数和(自身を除く): 53040078

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 19427, 38854, 58281, 116562, 135989, 174843, 252551, 271978, 349686, 407967, 505102, 757653, 815934, 1223901, 1515306, 1767857, 2272959, 2447802, 3535714, 4545918, 5303571, 10607142, 15910713, 31821426]

約数ペア:

[(1, 31821426), (2, 15910713), (3, 10607142), (6, 5303571), (7, 4545918), (9, 3535714), (13, 2447802), (14, 2272959), (18, 1767857), (21, 1515306), (26, 1223901), (39, 815934), (42, 757653), (63, 505102), (78, 407967), (91, 349686), (117, 271978), (126, 252551), (182, 174843), (234, 135989), (273, 116562), (546, 58281), (819, 38854), (1638, 19427)]