26806428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 74605440

約数和(自身を除く): 47799012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 198, 278, 396, 417, 487, 556, 834, 974, 1251, 1461, 1529, 1668, 1948, 2502, 2922, 3058, 4383, 4587, 5004, 5357, 5844, 6116, 8766, 9174, 10714, 13761, 16071, 17532, 18348, 21428, 27522, 32142, 48213, 55044, 64284, 67693, 96426, 135386, 192852, 203079, 270772, 406158, 609237, 744623, 812316, 1218474, 1489246, 2233869, 2436948, 2978492, 4467738, 6701607, 8935476, 13403214, 26806428]

約数ペア:

[(1, 26806428), (2, 13403214), (3, 8935476), (4, 6701607), (6, 4467738), (9, 2978492), (11, 2436948), (12, 2233869), (18, 1489246), (22, 1218474), (33, 812316), (36, 744623), (44, 609237), (66, 406158), (99, 270772), (132, 203079), (139, 192852), (198, 135386), (278, 96426), (396, 67693), (417, 64284), (487, 55044), (556, 48213), (834, 32142), (974, 27522), (1251, 21428), (1461, 18348), (1529, 17532), (1668, 16071), (1948, 13761), (2502, 10714), (2922, 9174), (3058, 8766), (4383, 6116), (4587, 5844), (5004, 5357)]