218211852

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1361}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 527192064

約数和(自身を除く): 308980212

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 431, 862, 1293, 1361, 1724, 2586, 2722, 4083, 5172, 5444, 8166, 13361, 16332, 26722, 40083, 42191, 53444, 80166, 84382, 126573, 160332, 168764, 253146, 506292, 586591, 1173182, 1759773, 2346364, 3519546, 7039092, 18184321, 36368642, 54552963, 72737284, 109105926, 218211852]

約数ペア:

[(1, 218211852), (2, 109105926), (3, 72737284), (4, 54552963), (6, 36368642), (12, 18184321), (31, 7039092), (62, 3519546), (93, 2346364), (124, 1759773), (186, 1173182), (372, 586591), (431, 506292), (862, 253146), (1293, 168764), (1361, 160332), (1724, 126573), (2586, 84382), (2722, 80166), (4083, 53444), (5172, 42191), (5444, 40083), (8166, 26722), (13361, 16332)]