12578055

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 23775840

約数和(自身を除く): 11197785

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 157, 245, 327, 471, 545, 735, 763, 785, 1099, 1635, 2289, 2355, 3297, 3815, 5341, 5495, 7693, 11445, 16023, 16485, 17113, 23079, 26705, 38465, 51339, 80115, 85565, 115395, 119791, 256695, 359373, 598955, 838537, 1796865, 2515611, 4192685, 12578055]

約数ペア:

[(1, 12578055), (3, 4192685), (5, 2515611), (7, 1796865), (15, 838537), (21, 598955), (35, 359373), (49, 256695), (105, 119791), (109, 115395), (147, 85565), (157, 80115), (245, 51339), (327, 38465), (471, 26705), (545, 23079), (735, 17113), (763, 16485), (785, 16023), (1099, 11445), (1635, 7693), (2289, 5495), (2355, 5341), (3297, 3815)]