928931451

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 1578086400

約数和(自身を除く): 649154949

約数列:

[1, 3, 7, 19, 21, 29, 43, 57, 87, 129, 133, 203, 301, 399, 551, 609, 817, 903, 1247, 1653, 1867, 2451, 3741, 3857, 5601, 5719, 8729, 11571, 13069, 17157, 23693, 26187, 35473, 39207, 54143, 71079, 80281, 106419, 162429, 165851, 240843, 248311, 379001, 497553, 561967, 744933, 1028717, 1137003, 1525339, 1685901, 2328149, 3086151, 4576017, 6984447, 7201019, 10677373, 16297043, 21603057, 32032119, 44234831, 48891129, 132704493, 309643817, 928931451]

約数ペア:

[(1, 928931451), (3, 309643817), (7, 132704493), (19, 48891129), (21, 44234831), (29, 32032119), (43, 21603057), (57, 16297043), (87, 10677373), (129, 7201019), (133, 6984447), (203, 4576017), (301, 3086151), (399, 2328149), (551, 1685901), (609, 1525339), (817, 1137003), (903, 1028717), (1247, 744933), (1653, 561967), (1867, 497553), (2451, 379001), (3741, 248311), (3857, 240843), (5601, 165851), (5719, 162429), (8729, 106419), (11571, 80281), (13069, 71079), (17157, 54143), (23693, 39207), (26187, 35473)]