28804095

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 53539200

約数和(自身を除く): 24735105

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 571, 855, 885, 1121, 1713, 2655, 2855, 3363, 5139, 5605, 8565, 10089, 10849, 16815, 25695, 32547, 33689, 50445, 54245, 97641, 101067, 162735, 168445, 303201, 488205, 505335, 640091, 1516005, 1920273, 3200455, 5760819, 9601365, 28804095]

約数ペア:

[(1, 28804095), (3, 9601365), (5, 5760819), (9, 3200455), (15, 1920273), (19, 1516005), (45, 640091), (57, 505335), (59, 488205), (95, 303201), (171, 168445), (177, 162735), (285, 101067), (295, 97641), (531, 54245), (571, 50445), (855, 33689), (885, 32547), (1121, 25695), (1713, 16815), (2655, 10849), (2855, 10089), (3363, 8565), (5139, 5605)]