220280577

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 355477248

約数和(自身を除く): 135196671

約数列:

[1, 3, 11, 17, 33, 41, 51, 61, 123, 157, 183, 187, 451, 471, 561, 671, 697, 1037, 1353, 1727, 2013, 2091, 2501, 2669, 3111, 5181, 6437, 7503, 7667, 8007, 9577, 11407, 19311, 23001, 27511, 28731, 29359, 34221, 42517, 70807, 82533, 88077, 105347, 109429, 127551, 162809, 212421, 316041, 328287, 392657, 467687, 488427, 1177971, 1203719, 1403061, 1790899, 3611157, 4319227, 5372697, 6675169, 12957681, 20025507, 73426859, 220280577]

約数ペア:

[(1, 220280577), (3, 73426859), (11, 20025507), (17, 12957681), (33, 6675169), (41, 5372697), (51, 4319227), (61, 3611157), (123, 1790899), (157, 1403061), (183, 1203719), (187, 1177971), (451, 488427), (471, 467687), (561, 392657), (671, 328287), (697, 316041), (1037, 212421), (1353, 162809), (1727, 127551), (2013, 109429), (2091, 105347), (2501, 88077), (2669, 82533), (3111, 70807), (5181, 42517), (6437, 34221), (7503, 29359), (7667, 28731), (8007, 27511), (9577, 23001), (11407, 19311)]