28489188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3727}}^1$

素因数の和:3761

約数の個数: 72

約数和(自身を含む): 83298432

約数和(自身を除く): 54809244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3727, 3822, 7454, 7644, 11181, 14908, 22362, 26089, 44724, 48451, 52178, 78267, 96902, 104356, 145353, 156534, 182623, 193804, 290706, 313068, 339157, 365246, 547869, 581412, 678314, 730492, 1017471, 1095738, 1356628, 2034942, 2191476, 2374099, 4069884, 4748198, 7122297, 9496396, 14244594, 28489188]

約数ペア:

[(1, 28489188), (2, 14244594), (3, 9496396), (4, 7122297), (6, 4748198), (7, 4069884), (12, 2374099), (13, 2191476), (14, 2034942), (21, 1356628), (26, 1095738), (28, 1017471), (39, 730492), (42, 678314), (49, 581412), (52, 547869), (78, 365246), (84, 339157), (91, 313068), (98, 290706), (147, 193804), (156, 182623), (182, 156534), (196, 145353), (273, 104356), (294, 96902), (364, 78267), (546, 52178), (588, 48451), (637, 44724), (1092, 26089), (1274, 22362), (1911, 14908), (2548, 11181), (3727, 7644), (3822, 7454)]