308971575

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4085

約数の個数: 72

約数和(自身を含む): 623341056

約数和(自身を除く): 314369481

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 75, 93, 99, 155, 165, 225, 275, 279, 341, 465, 495, 775, 825, 1023, 1395, 1705, 2325, 2475, 3069, 4027, 5115, 6975, 8525, 12081, 15345, 20135, 25575, 36243, 44297, 60405, 76725, 100675, 124837, 132891, 181215, 221485, 302025, 374511, 398673, 624185, 664455, 906075, 1107425, 1123533, 1373207, 1872555, 1993365, 3120925, 3322275, 4119621, 5617665, 6866035, 9362775, 9966825, 12358863, 20598105, 28088325, 34330175, 61794315, 102990525, 308971575]

約数ペア:

[(1, 308971575), (3, 102990525), (5, 61794315), (9, 34330175), (11, 28088325), (15, 20598105), (25, 12358863), (31, 9966825), (33, 9362775), (45, 6866035), (55, 5617665), (75, 4119621), (93, 3322275), (99, 3120925), (155, 1993365), (165, 1872555), (225, 1373207), (275, 1123533), (279, 1107425), (341, 906075), (465, 664455), (495, 624185), (775, 398673), (825, 374511), (1023, 302025), (1395, 221485), (1705, 181215), (2325, 132891), (2475, 124837), (3069, 100675), (4027, 76725), (5115, 60405), (6975, 44297), (8525, 36243), (12081, 25575), (15345, 20135)]