225557505

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{563}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 406486080

約数和(自身を除く): 180928575

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 307, 435, 563, 921, 1305, 1535, 1689, 2763, 2815, 4605, 5067, 8445, 8903, 13815, 16327, 25335, 26709, 44515, 48981, 80127, 81635, 133545, 146943, 172841, 244905, 400635, 518523, 734715, 864205, 1555569, 2592615, 5012389, 7777845, 15037167, 25061945, 45111501, 75185835, 225557505]

約数ペア:

[(1, 225557505), (3, 75185835), (5, 45111501), (9, 25061945), (15, 15037167), (29, 7777845), (45, 5012389), (87, 2592615), (145, 1555569), (261, 864205), (307, 734715), (435, 518523), (563, 400635), (921, 244905), (1305, 172841), (1535, 146943), (1689, 133545), (2763, 81635), (2815, 80127), (4605, 48981), (5067, 44515), (8445, 26709), (8903, 25335), (13815, 16327)]