28400535

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 52790400

約数和(自身を除く): 24389865

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 563, 855, 885, 1121, 1689, 2655, 2815, 3363, 5067, 5605, 8445, 10089, 10697, 16815, 25335, 32091, 33217, 50445, 53485, 96273, 99651, 160455, 166085, 298953, 481365, 498255, 631123, 1494765, 1893369, 3155615, 5680107, 9466845, 28400535]

約数ペア:

[(1, 28400535), (3, 9466845), (5, 5680107), (9, 3155615), (15, 1893369), (19, 1494765), (45, 631123), (57, 498255), (59, 481365), (95, 298953), (171, 166085), (177, 160455), (285, 99651), (295, 96273), (531, 53485), (563, 50445), (855, 33217), (885, 32091), (1121, 25335), (1689, 16815), (2655, 10697), (2815, 10089), (3363, 8445), (5067, 5605)]