1620465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 3428352

約数和(自身を除く): 1807887

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 61, 69, 77, 105, 115, 161, 165, 183, 231, 253, 305, 345, 385, 427, 483, 671, 759, 805, 915, 1155, 1265, 1281, 1403, 1771, 2013, 2135, 2415, 3355, 3795, 4209, 4697, 5313, 6405, 7015, 8855, 9821, 10065, 14091, 15433, 21045, 23485, 26565, 29463, 46299, 49105, 70455, 77165, 108031, 147315, 231495, 324093, 540155, 1620465]

約数ペア:

[(1, 1620465), (3, 540155), (5, 324093), (7, 231495), (11, 147315), (15, 108031), (21, 77165), (23, 70455), (33, 49105), (35, 46299), (55, 29463), (61, 26565), (69, 23485), (77, 21045), (105, 15433), (115, 14091), (161, 10065), (165, 9821), (183, 8855), (231, 7015), (253, 6405), (305, 5313), (345, 4697), (385, 4209), (427, 3795), (483, 3355), (671, 2415), (759, 2135), (805, 2013), (915, 1771), (1155, 1403), (1265, 1281)]