201301653

素因数分解:

$3^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{2789}}^1$

素因数の和:3297

約数の個数: 24

約数和(自身を含む): 312971040

約数和(自身を除く): 111669387

約数列:

[1, 3, 7, 21, 49, 147, 491, 1473, 2789, 3437, 8367, 10311, 19523, 24059, 58569, 72177, 136661, 409983, 1369399, 4108197, 9585793, 28757379, 67100551, 201301653]

約数ペア:

[(1, 201301653), (3, 67100551), (7, 28757379), (21, 9585793), (49, 4108197), (147, 1369399), (491, 409983), (1473, 136661), (2789, 72177), (3437, 58569), (8367, 24059), (10311, 19523)]