64086615

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 114761088

約数和(自身を除く): 50674473

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 157, 193, 235, 423, 471, 579, 705, 785, 965, 1413, 1737, 2115, 2355, 2895, 7065, 7379, 8685, 9071, 22137, 27213, 30301, 36895, 45355, 66411, 81639, 90903, 110685, 136065, 151505, 272709, 332055, 408195, 454515, 1363545, 1424147, 4272441, 7120735, 12817323, 21362205, 64086615]

約数ペア:

[(1, 64086615), (3, 21362205), (5, 12817323), (9, 7120735), (15, 4272441), (45, 1424147), (47, 1363545), (141, 454515), (157, 408195), (193, 332055), (235, 272709), (423, 151505), (471, 136065), (579, 110685), (705, 90903), (785, 81639), (965, 66411), (1413, 45355), (1737, 36895), (2115, 30301), (2355, 27213), (2895, 22137), (7065, 9071), (7379, 8685)]