4031895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 8110080

約数和(自身を除く): 4078185

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 47, 57, 95, 105, 129, 133, 141, 215, 235, 285, 301, 329, 399, 645, 665, 705, 817, 893, 903, 987, 1505, 1645, 1995, 2021, 2451, 2679, 4085, 4465, 4515, 4935, 5719, 6063, 6251, 10105, 12255, 13395, 14147, 17157, 18753, 28595, 30315, 31255, 38399, 42441, 70735, 85785, 93765, 115197, 191995, 212205, 268793, 575985, 806379, 1343965, 4031895]

約数ペア:

[(1, 4031895), (3, 1343965), (5, 806379), (7, 575985), (15, 268793), (19, 212205), (21, 191995), (35, 115197), (43, 93765), (47, 85785), (57, 70735), (95, 42441), (105, 38399), (129, 31255), (133, 30315), (141, 28595), (215, 18753), (235, 17157), (285, 14147), (301, 13395), (329, 12255), (399, 10105), (645, 6251), (665, 6063), (705, 5719), (817, 4935), (893, 4515), (903, 4465), (987, 4085), (1505, 2679), (1645, 2451), (1995, 2021)]