90726398

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 171417600

約数和(自身を除く): 80691202

約数列:

[1, 2, 7, 14, 23, 31, 46, 61, 62, 122, 149, 161, 217, 298, 322, 427, 434, 713, 854, 1043, 1403, 1426, 1891, 2086, 2806, 3427, 3782, 4619, 4991, 6854, 9089, 9238, 9821, 9982, 13237, 18178, 19642, 23989, 26474, 32333, 43493, 47978, 63623, 64666, 86986, 106237, 127246, 209047, 212474, 281759, 304451, 418094, 563518, 608902, 743659, 1463329, 1487318, 1972313, 2926658, 3944626, 6480457, 12960914, 45363199, 90726398]

約数ペア:

[(1, 90726398), (2, 45363199), (7, 12960914), (14, 6480457), (23, 3944626), (31, 2926658), (46, 1972313), (61, 1487318), (62, 1463329), (122, 743659), (149, 608902), (161, 563518), (217, 418094), (298, 304451), (322, 281759), (427, 212474), (434, 209047), (713, 127246), (854, 106237), (1043, 86986), (1403, 64666), (1426, 63623), (1891, 47978), (2086, 43493), (2806, 32333), (3427, 26474), (3782, 23989), (4619, 19642), (4991, 18178), (6854, 13237), (9089, 9982), (9238, 9821)]