30128805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 60338304

約数和(自身を除く): 30209499

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 303, 315, 505, 707, 909, 947, 1515, 2121, 2841, 3535, 4545, 4735, 6363, 6629, 8523, 10605, 14205, 19887, 31815, 33145, 42615, 59661, 95647, 99435, 286941, 298305, 478235, 669529, 860823, 1434705, 2008587, 3347645, 4304115, 6025761, 10042935, 30128805]

約数ペア:

[(1, 30128805), (3, 10042935), (5, 6025761), (7, 4304115), (9, 3347645), (15, 2008587), (21, 1434705), (35, 860823), (45, 669529), (63, 478235), (101, 298305), (105, 286941), (303, 99435), (315, 95647), (505, 59661), (707, 42615), (909, 33145), (947, 31815), (1515, 19887), (2121, 14205), (2841, 10605), (3535, 8523), (4545, 6629), (4735, 6363)]