23420655

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 42571776

約数和(自身を除く): 19151121

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 103, 155, 163, 279, 309, 465, 489, 515, 815, 927, 1395, 1467, 1545, 2445, 3193, 4635, 5053, 7335, 9579, 15159, 15965, 16789, 25265, 28737, 45477, 47895, 50367, 75795, 83945, 143685, 151101, 227385, 251835, 520459, 755505, 1561377, 2602295, 4684131, 7806885, 23420655]

約数ペア:

[(1, 23420655), (3, 7806885), (5, 4684131), (9, 2602295), (15, 1561377), (31, 755505), (45, 520459), (93, 251835), (103, 227385), (155, 151101), (163, 143685), (279, 83945), (309, 75795), (465, 50367), (489, 47895), (515, 45477), (815, 28737), (927, 25265), (1395, 16789), (1467, 15965), (1545, 15159), (2445, 9579), (3193, 7335), (4635, 5053)]