4405725

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 8303040

約数和(自身を除く): 3897315

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 107, 135, 183, 225, 305, 321, 535, 549, 675, 915, 963, 1525, 1605, 1647, 2675, 2745, 2889, 4575, 4815, 6527, 8025, 8235, 13725, 14445, 19581, 24075, 32635, 41175, 58743, 72225, 97905, 163175, 176229, 293715, 489525, 881145, 1468575, 4405725]

約数ペア:

[(1, 4405725), (3, 1468575), (5, 881145), (9, 489525), (15, 293715), (25, 176229), (27, 163175), (45, 97905), (61, 72225), (75, 58743), (107, 41175), (135, 32635), (183, 24075), (225, 19581), (305, 14445), (321, 13725), (535, 8235), (549, 8025), (675, 6527), (915, 4815), (963, 4575), (1525, 2889), (1605, 2745), (1647, 2675)]