28122525

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 52585920

約数和(自身を除く): 24463395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 683, 915, 1525, 1647, 2049, 2745, 3415, 4575, 6147, 8235, 10245, 13725, 17075, 18441, 30735, 41175, 41663, 51225, 92205, 124989, 153675, 208315, 374967, 461025, 624945, 1041575, 1124901, 1874835, 3124725, 5624505, 9374175, 28122525]

約数ペア:

[(1, 28122525), (3, 9374175), (5, 5624505), (9, 3124725), (15, 1874835), (25, 1124901), (27, 1041575), (45, 624945), (61, 461025), (75, 374967), (135, 208315), (183, 153675), (225, 124989), (305, 92205), (549, 51225), (675, 41663), (683, 41175), (915, 30735), (1525, 18441), (1647, 17075), (2049, 13725), (2745, 10245), (3415, 8235), (4575, 6147)]