25441722

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 60278400

約数和(自身を除く): 34836678

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 137, 171, 181, 274, 342, 362, 411, 513, 543, 822, 1026, 1086, 1233, 1629, 2466, 2603, 3258, 3439, 3699, 4887, 5206, 6878, 7398, 7809, 9774, 10317, 15618, 20634, 23427, 24797, 30951, 46854, 49594, 61902, 70281, 74391, 92853, 140562, 148782, 185706, 223173, 446346, 471143, 669519, 942286, 1339038, 1413429, 2826858, 4240287, 8480574, 12720861, 25441722]

約数ペア:

[(1, 25441722), (2, 12720861), (3, 8480574), (6, 4240287), (9, 2826858), (18, 1413429), (19, 1339038), (27, 942286), (38, 669519), (54, 471143), (57, 446346), (114, 223173), (137, 185706), (171, 148782), (181, 140562), (274, 92853), (342, 74391), (362, 70281), (411, 61902), (513, 49594), (543, 46854), (822, 30951), (1026, 24797), (1086, 23427), (1233, 20634), (1629, 15618), (2466, 10317), (2603, 9774), (3258, 7809), (3439, 7398), (3699, 6878), (4887, 5206)]