16213725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6551}}^1$

素因数の和:6578

約数の個数: 36

約数和(自身を含む): 31685472

約数和(自身を除く): 15471747

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 6551, 19653, 32755, 58959, 72061, 98265, 163775, 216183, 294795, 360305, 491325, 648549, 1080915, 1473975, 1801525, 3242745, 5404575, 16213725]

約数ペア:

[(1, 16213725), (3, 5404575), (5, 3242745), (9, 1801525), (11, 1473975), (15, 1080915), (25, 648549), (33, 491325), (45, 360305), (55, 294795), (75, 216183), (99, 163775), (165, 98265), (225, 72061), (275, 58959), (495, 32755), (825, 19653), (2475, 6551)]