81157095

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 146540160

約数和(自身を除く): 65383065

約数列:

[1, 3, 5, 9, 15, 37, 45, 79, 111, 185, 237, 333, 395, 555, 617, 711, 1185, 1665, 1851, 2923, 3085, 3555, 5553, 8769, 9255, 14615, 22829, 26307, 27765, 43845, 48743, 68487, 114145, 131535, 146229, 205461, 243715, 342435, 438687, 731145, 1027305, 1803491, 2193435, 5410473, 9017455, 16231419, 27052365, 81157095]

約数ペア:

[(1, 81157095), (3, 27052365), (5, 16231419), (9, 9017455), (15, 5410473), (37, 2193435), (45, 1803491), (79, 1027305), (111, 731145), (185, 438687), (237, 342435), (333, 243715), (395, 205461), (555, 146229), (617, 131535), (711, 114145), (1185, 68487), (1665, 48743), (1851, 43845), (2923, 27765), (3085, 26307), (3555, 22829), (5553, 14615), (8769, 9255)]