3904215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 7607808

約数和(自身を除く): 3703593

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 103, 105, 133, 285, 309, 361, 399, 515, 665, 721, 1083, 1545, 1805, 1957, 1995, 2163, 2527, 3605, 5415, 5871, 7581, 9785, 10815, 12635, 13699, 29355, 37183, 37905, 41097, 68495, 111549, 185915, 205485, 260281, 557745, 780843, 1301405, 3904215]

約数ペア:

[(1, 3904215), (3, 1301405), (5, 780843), (7, 557745), (15, 260281), (19, 205485), (21, 185915), (35, 111549), (57, 68495), (95, 41097), (103, 37905), (105, 37183), (133, 29355), (285, 13699), (309, 12635), (361, 10815), (399, 9785), (515, 7581), (665, 5871), (721, 5415), (1083, 3605), (1545, 2527), (1805, 2163), (1957, 1995)]