1261892758

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{28229}}^1$

素因数の和:28372

約数の個数: 32

約数和(自身を含む): 2254786560

約数和(自身を除く): 992893802

約数列:

[1, 2, 7, 14, 31, 62, 103, 206, 217, 434, 721, 1442, 3193, 6386, 22351, 28229, 44702, 56458, 197603, 395206, 875099, 1750198, 2907587, 5815174, 6125693, 12251386, 20353109, 40706218, 90135197, 180270394, 630946379, 1261892758]

約数ペア:

[(1, 1261892758), (2, 630946379), (7, 180270394), (14, 90135197), (31, 40706218), (62, 20353109), (103, 12251386), (206, 6125693), (217, 5815174), (434, 2907587), (721, 1750198), (1442, 875099), (3193, 395206), (6386, 197603), (22351, 56458), (28229, 44702)]