61612551

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 121749264

約数和(自身を除く): 60136713

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 977, 1001, 1287, 1617, 1911, 2931, 3003, 4851, 5733, 6839, 7007, 8793, 9009, 10747, 12701, 20517, 21021, 32241, 38103, 47873, 61551, 63063, 75229, 88907, 96723, 114309, 139711, 143619, 225687, 266721, 419133, 430857, 526603, 622349, 677061, 800163, 977977, 1257399, 1579809, 1867047, 2933931, 4739427, 5601141, 6845839, 8801793, 20537517, 61612551]

約数ペア:

[(1, 61612551), (3, 20537517), (7, 8801793), (9, 6845839), (11, 5601141), (13, 4739427), (21, 2933931), (33, 1867047), (39, 1579809), (49, 1257399), (63, 977977), (77, 800163), (91, 677061), (99, 622349), (117, 526603), (143, 430857), (147, 419133), (231, 266721), (273, 225687), (429, 143619), (441, 139711), (539, 114309), (637, 96723), (693, 88907), (819, 75229), (977, 63063), (1001, 61551), (1287, 47873), (1617, 38103), (1911, 32241), (2931, 21021), (3003, 20517), (4851, 12701), (5733, 10747), (6839, 9009), (7007, 8793)]