18010305

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 33256080

約数和(自身を除く): 15245775

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 87, 111, 145, 185, 261, 333, 373, 435, 555, 1073, 1119, 1305, 1665, 1865, 3219, 3357, 5365, 5595, 9657, 10817, 13801, 16095, 16785, 32451, 41403, 48285, 54085, 69005, 97353, 124209, 162255, 207015, 400229, 486765, 621045, 1200687, 2001145, 3602061, 6003435, 18010305]

約数ペア:

[(1, 18010305), (3, 6003435), (5, 3602061), (9, 2001145), (15, 1200687), (29, 621045), (37, 486765), (45, 400229), (87, 207015), (111, 162255), (145, 124209), (185, 97353), (261, 69005), (333, 54085), (373, 48285), (435, 41403), (555, 32451), (1073, 16785), (1119, 16095), (1305, 13801), (1665, 10817), (1865, 9657), (3219, 5595), (3357, 5365)]