31000310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9091}}^1$

素因数の和:9140

約数の個数: 32

約数和(自身を含む): 62843904

約数和(自身を除く): 31843594

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 9091, 18182, 45455, 90910, 100001, 200002, 281821, 500005, 563642, 1000010, 1409105, 2818210, 3100031, 6200062, 15500155, 31000310]

約数ペア:

[(1, 31000310), (2, 15500155), (5, 6200062), (10, 3100031), (11, 2818210), (22, 1409105), (31, 1000010), (55, 563642), (62, 500005), (110, 281821), (155, 200002), (310, 100001), (341, 90910), (682, 45455), (1705, 18182), (3410, 9091)]