278329818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{5179}}^1$

素因数の和:5263

約数の個数: 48

約数和(自身を含む): 614265120

約数和(自身を除く): 335935302

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 169, 318, 338, 507, 689, 1014, 1378, 2067, 4134, 5179, 8957, 10358, 15537, 17914, 26871, 31074, 53742, 67327, 134654, 201981, 274487, 403962, 548974, 823461, 875251, 1646922, 1750502, 2625753, 3568331, 5251506, 7136662, 10704993, 21409986, 46388303, 92776606, 139164909, 278329818]

約数ペア:

[(1, 278329818), (2, 139164909), (3, 92776606), (6, 46388303), (13, 21409986), (26, 10704993), (39, 7136662), (53, 5251506), (78, 3568331), (106, 2625753), (159, 1750502), (169, 1646922), (318, 875251), (338, 823461), (507, 548974), (689, 403962), (1014, 274487), (1378, 201981), (2067, 134654), (4134, 67327), (5179, 53742), (8957, 31074), (10358, 26871), (15537, 17914)]