1330779885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 2271559680

約数和(自身を除く): 940779795

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 157, 237, 311, 345, 395, 471, 785, 933, 1185, 1555, 1817, 2355, 3611, 4665, 5451, 7153, 9085, 10833, 12403, 18055, 21459, 24569, 27255, 35765, 37209, 48827, 54165, 62015, 73707, 107295, 122845, 146481, 186045, 244135, 285269, 368535, 565087, 732405, 855807, 1123021, 1426345, 1695261, 2825435, 3369063, 3857333, 4279035, 5615105, 8476305, 11571999, 16845315, 19286665, 57859995, 88718659, 266155977, 443593295, 1330779885]

約数ペア:

[(1, 1330779885), (3, 443593295), (5, 266155977), (15, 88718659), (23, 57859995), (69, 19286665), (79, 16845315), (115, 11571999), (157, 8476305), (237, 5615105), (311, 4279035), (345, 3857333), (395, 3369063), (471, 2825435), (785, 1695261), (933, 1426345), (1185, 1123021), (1555, 855807), (1817, 732405), (2355, 565087), (3611, 368535), (4665, 285269), (5451, 244135), (7153, 186045), (9085, 146481), (10833, 122845), (12403, 107295), (18055, 73707), (21459, 62015), (24569, 54165), (27255, 48827), (35765, 37209)]