27881208

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 80730000

約数和(自身を除く): 52848792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 89, 114, 152, 171, 178, 228, 229, 267, 342, 356, 456, 458, 534, 684, 687, 712, 801, 916, 1068, 1368, 1374, 1602, 1691, 1832, 2061, 2136, 2748, 3204, 3382, 4122, 4351, 5073, 5496, 6408, 6764, 8244, 8702, 10146, 13053, 13528, 15219, 16488, 17404, 20292, 20381, 26106, 30438, 34808, 39159, 40584, 40762, 52212, 60876, 61143, 78318, 81524, 104424, 121752, 122286, 156636, 163048, 183429, 244572, 313272, 366858, 387239, 489144, 733716, 774478, 1161717, 1467432, 1548956, 2323434, 3097912, 3485151, 4646868, 6970302, 9293736, 13940604, 27881208]

約数ペア:

[(1, 27881208), (2, 13940604), (3, 9293736), (4, 6970302), (6, 4646868), (8, 3485151), (9, 3097912), (12, 2323434), (18, 1548956), (19, 1467432), (24, 1161717), (36, 774478), (38, 733716), (57, 489144), (72, 387239), (76, 366858), (89, 313272), (114, 244572), (152, 183429), (171, 163048), (178, 156636), (228, 122286), (229, 121752), (267, 104424), (342, 81524), (356, 78318), (456, 61143), (458, 60876), (534, 52212), (684, 40762), (687, 40584), (712, 39159), (801, 34808), (916, 30438), (1068, 26106), (1368, 20381), (1374, 20292), (1602, 17404), (1691, 16488), (1832, 15219), (2061, 13528), (2136, 13053), (2748, 10146), (3204, 8702), (3382, 8244), (4122, 6764), (4351, 6408), (5073, 5496)]