25541838

素因数分解:

$2^1\times 3^3\times 7^4\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 66551760

約数和(自身を除く): 41009922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 197, 294, 343, 378, 394, 441, 591, 686, 882, 1029, 1182, 1323, 1379, 1773, 2058, 2401, 2646, 2758, 3087, 3546, 4137, 4802, 5319, 6174, 7203, 8274, 9261, 9653, 10638, 12411, 14406, 18522, 19306, 21609, 24822, 28959, 37233, 43218, 57918, 64827, 67571, 74466, 86877, 129654, 135142, 173754, 202713, 260631, 405426, 472997, 521262, 608139, 945994, 1216278, 1418991, 1824417, 2837982, 3648834, 4256973, 8513946, 12770919, 25541838]

約数ペア:

[(1, 25541838), (2, 12770919), (3, 8513946), (6, 4256973), (7, 3648834), (9, 2837982), (14, 1824417), (18, 1418991), (21, 1216278), (27, 945994), (42, 608139), (49, 521262), (54, 472997), (63, 405426), (98, 260631), (126, 202713), (147, 173754), (189, 135142), (197, 129654), (294, 86877), (343, 74466), (378, 67571), (394, 64827), (441, 57918), (591, 43218), (686, 37233), (882, 28959), (1029, 24822), (1182, 21609), (1323, 19306), (1379, 18522), (1773, 14406), (2058, 12411), (2401, 10638), (2646, 9653), (2758, 9261), (3087, 8274), (3546, 7203), (4137, 6174), (4802, 5319)]