64980555

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1511}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 107993088

約数和(自身を除く): 43012533

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 705, 915, 1511, 2867, 4533, 7555, 8601, 14335, 22665, 43005, 71017, 92171, 213051, 276513, 355085, 460855, 1065255, 1382565, 4332037, 12996111, 21660185, 64980555]

約数ペア:

[(1, 64980555), (3, 21660185), (5, 12996111), (15, 4332037), (47, 1382565), (61, 1065255), (141, 460855), (183, 355085), (235, 276513), (305, 213051), (705, 92171), (915, 71017), (1511, 43005), (2867, 22665), (4533, 14335), (7555, 8601)]