888970815

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{6983}}^1$

素因数の和:7061

約数の個数: 64

約数和(自身を含む): 1689569280

約数和(自身を除く): 800598465

約数列:

[1, 3, 5, 9, 15, 23, 27, 41, 45, 69, 115, 123, 135, 205, 207, 345, 369, 615, 621, 943, 1035, 1107, 1845, 2829, 3105, 4715, 5535, 6983, 8487, 14145, 20949, 25461, 34915, 42435, 62847, 104745, 127305, 160609, 188541, 286303, 314235, 481827, 803045, 858909, 942705, 1431515, 1445481, 2409135, 2576727, 4294545, 4336443, 6584969, 7227405, 7730181, 12883635, 19754907, 21682215, 32924845, 38650905, 59264721, 98774535, 177794163, 296323605, 888970815]

約数ペア:

[(1, 888970815), (3, 296323605), (5, 177794163), (9, 98774535), (15, 59264721), (23, 38650905), (27, 32924845), (41, 21682215), (45, 19754907), (69, 12883635), (115, 7730181), (123, 7227405), (135, 6584969), (205, 4336443), (207, 4294545), (345, 2576727), (369, 2409135), (615, 1445481), (621, 1431515), (943, 942705), (1035, 858909), (1107, 803045), (1845, 481827), (2829, 314235), (3105, 286303), (4715, 188541), (5535, 160609), (6983, 127305), (8487, 104745), (14145, 62847), (20949, 42435), (25461, 34915)]