55387890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16633}}^1$

素因数の和:16683

約数の個数: 48

約数和(自身を含む): 147909528

約数和(自身を除く): 92521638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 16633, 33266, 49899, 83165, 99798, 149697, 166330, 249495, 299394, 498990, 615421, 748485, 1230842, 1496970, 1846263, 3077105, 3692526, 5538789, 6154210, 9231315, 11077578, 18462630, 27693945, 55387890]

約数ペア:

[(1, 55387890), (2, 27693945), (3, 18462630), (5, 11077578), (6, 9231315), (9, 6154210), (10, 5538789), (15, 3692526), (18, 3077105), (30, 1846263), (37, 1496970), (45, 1230842), (74, 748485), (90, 615421), (111, 498990), (185, 299394), (222, 249495), (333, 166330), (370, 149697), (555, 99798), (666, 83165), (1110, 49899), (1665, 33266), (3330, 16633)]