978249993

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1\times {\mathrm{2503}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 1534611456

約数和(自身を除く): 556361463

約数列:

[1, 3, 7, 21, 37, 111, 259, 503, 777, 1509, 2503, 3521, 7509, 10563, 17521, 18611, 52563, 55833, 92611, 130277, 277833, 390831, 648277, 1259009, 1944831, 3777027, 8813063, 26439189, 46583333, 139749999, 326083331, 978249993]

約数ペア:

[(1, 978249993), (3, 326083331), (7, 139749999), (21, 46583333), (37, 26439189), (111, 8813063), (259, 3777027), (503, 1944831), (777, 1259009), (1509, 648277), (2503, 390831), (3521, 277833), (7509, 130277), (10563, 92611), (17521, 55833), (18611, 52563)]