215777844

素因数分解:

$2^2\times 3^4\times {\mathrm{665981}}^1$

素因数の和:665997

約数の個数: 30

約数和(自身を含む): 564086754

約数和(自身を除く): 348308910

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 665981, 1331962, 1997943, 2663924, 3995886, 5993829, 7991772, 11987658, 17981487, 23975316, 35962974, 53944461, 71925948, 107888922, 215777844]

約数ペア:

[(1, 215777844), (2, 107888922), (3, 71925948), (4, 53944461), (6, 35962974), (9, 23975316), (12, 17981487), (18, 11987658), (27, 7991772), (36, 5993829), (54, 3995886), (81, 2663924), (108, 1997943), (162, 1331962), (324, 665981)]