1900182921

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1058

約数の個数: 64

約数和(自身を含む): 3239308800

約数和(自身を除く): 1339125879

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 389, 609, 617, 1131, 1167, 1851, 2639, 2723, 4319, 5057, 7917, 8021, 8169, 11281, 12957, 15171, 17893, 24063, 33843, 35399, 53679, 56147, 78967, 106197, 125251, 146653, 168441, 232609, 236901, 240013, 375753, 439959, 697827, 720039, 1026571, 1628263, 1680091, 3079713, 3120169, 4884789, 5040273, 6960377, 9360507, 20881131, 21841183, 48722639, 65523549, 90484901, 146167917, 271454703, 633394307, 1900182921]

約数ペア:

[(1, 1900182921), (3, 633394307), (7, 271454703), (13, 146167917), (21, 90484901), (29, 65523549), (39, 48722639), (87, 21841183), (91, 20881131), (203, 9360507), (273, 6960377), (377, 5040273), (389, 4884789), (609, 3120169), (617, 3079713), (1131, 1680091), (1167, 1628263), (1851, 1026571), (2639, 720039), (2723, 697827), (4319, 439959), (5057, 375753), (7917, 240013), (8021, 236901), (8169, 232609), (11281, 168441), (12957, 146653), (15171, 125251), (17893, 106197), (24063, 78967), (33843, 56147), (35399, 53679)]