2155706055

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1667}}^1$

素因数の和:1818

約数の個数: 80

約数和(自身を含む): 4030101504

約数和(自身を除く): 1874395449

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 103, 135, 155, 279, 309, 405, 465, 515, 837, 927, 1395, 1545, 1667, 2511, 2781, 3193, 4185, 4635, 5001, 8335, 8343, 9579, 12555, 13905, 15003, 15965, 25005, 28737, 41715, 45009, 47895, 51677, 75015, 86211, 135027, 143685, 155031, 171701, 225045, 258385, 258633, 431055, 465093, 515103, 675135, 775155, 858505, 1293165, 1395279, 1545309, 2325465, 2575515, 4185837, 4635927, 5322731, 6976395, 7726545, 13907781, 15968193, 20929185, 23179635, 26613655, 47904579, 69538905, 79840965, 143713737, 239522895, 431141211, 718568685, 2155706055]

約数ペア:

[(1, 2155706055), (3, 718568685), (5, 431141211), (9, 239522895), (15, 143713737), (27, 79840965), (31, 69538905), (45, 47904579), (81, 26613655), (93, 23179635), (103, 20929185), (135, 15968193), (155, 13907781), (279, 7726545), (309, 6976395), (405, 5322731), (465, 4635927), (515, 4185837), (837, 2575515), (927, 2325465), (1395, 1545309), (1545, 1395279), (1667, 1293165), (2511, 858505), (2781, 775155), (3193, 675135), (4185, 515103), (4635, 465093), (5001, 431055), (8335, 258633), (8343, 258385), (9579, 225045), (12555, 171701), (13905, 155031), (15003, 143685), (15965, 135027), (25005, 86211), (28737, 75015), (41715, 51677), (45009, 47895)]