15309801

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 25683840

約数和(自身を除く): 10374039

約数列:

[1, 3, 9, 13, 19, 39, 57, 71, 97, 117, 171, 213, 247, 291, 639, 741, 873, 923, 1261, 1349, 1843, 2223, 2769, 3783, 4047, 5529, 6887, 8307, 11349, 12141, 16587, 17537, 20661, 23959, 52611, 61983, 71877, 89531, 130853, 157833, 215631, 268593, 392559, 805779, 1177677, 1701089, 5103267, 15309801]

約数ペア:

[(1, 15309801), (3, 5103267), (9, 1701089), (13, 1177677), (19, 805779), (39, 392559), (57, 268593), (71, 215631), (97, 157833), (117, 130853), (171, 89531), (213, 71877), (247, 61983), (291, 52611), (639, 23959), (741, 20661), (873, 17537), (923, 16587), (1261, 12141), (1349, 11349), (1843, 8307), (2223, 6887), (2769, 5529), (3783, 4047)]