215512330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{12479}}^1$

素因数の和:12654

約数の個数: 32

約数和(自身を含む): 425917440

約数和(自身を除く): 210405110

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 8635, 12479, 17270, 24958, 62395, 124790, 137269, 274538, 686345, 1372690, 1959203, 3918406, 9796015, 19592030, 21551233, 43102466, 107756165, 215512330]

約数ペア:

[(1, 215512330), (2, 107756165), (5, 43102466), (10, 21551233), (11, 19592030), (22, 9796015), (55, 3918406), (110, 1959203), (157, 1372690), (314, 686345), (785, 274538), (1570, 137269), (1727, 124790), (3454, 62395), (8635, 24958), (12479, 17270)]