1212857730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1925171}}^1$

素因数の和:1925191

約数の個数: 48

約数和(自身を含む): 3603921984

約数和(自身を除く): 2391064254

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1925171, 3850342, 5775513, 9625855, 11551026, 13476197, 17326539, 19251710, 26952394, 28877565, 34653078, 40428591, 57755130, 67380985, 80857182, 86632695, 121285773, 134761970, 173265390, 202142955, 242571546, 404285910, 606428865, 1212857730]

約数ペア:

[(1, 1212857730), (2, 606428865), (3, 404285910), (5, 242571546), (6, 202142955), (7, 173265390), (9, 134761970), (10, 121285773), (14, 86632695), (15, 80857182), (18, 67380985), (21, 57755130), (30, 40428591), (35, 34653078), (42, 28877565), (45, 26952394), (63, 19251710), (70, 17326539), (90, 13476197), (105, 11551026), (126, 9625855), (210, 5775513), (315, 3850342), (630, 1925171)]