215777772

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{122323}}^1$

素因数の和:122347

約数の個数: 54

約数和(自身を含む): 634494588

約数和(自身を除く): 418716816

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 122323, 244646, 366969, 489292, 733938, 856261, 1100907, 1467876, 1712522, 2201814, 2568783, 3425044, 4403628, 5137566, 5993827, 7706349, 10275132, 11987654, 15412698, 17981481, 23975308, 30825396, 35962962, 53944443, 71925924, 107888886, 215777772]

約数ペア:

[(1, 215777772), (2, 107888886), (3, 71925924), (4, 53944443), (6, 35962962), (7, 30825396), (9, 23975308), (12, 17981481), (14, 15412698), (18, 11987654), (21, 10275132), (28, 7706349), (36, 5993827), (42, 5137566), (49, 4403628), (63, 3425044), (84, 2568783), (98, 2201814), (126, 1712522), (147, 1467876), (196, 1100907), (252, 856261), (294, 733938), (441, 489292), (588, 366969), (882, 244646), (1764, 122323)]