61402215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 60525465

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 41, 51, 85, 105, 119, 123, 205, 255, 287, 357, 595, 615, 697, 839, 861, 1435, 1785, 2091, 2517, 3485, 4195, 4305, 4879, 5873, 10455, 12585, 14263, 14637, 17619, 24395, 29365, 34399, 42789, 71315, 73185, 88095, 99841, 103197, 171995, 213945, 240793, 299523, 499205, 515985, 584783, 722379, 1203965, 1497615, 1754349, 2923915, 3611895, 4093481, 8771745, 12280443, 20467405, 61402215]

約数ペア:

[(1, 61402215), (3, 20467405), (5, 12280443), (7, 8771745), (15, 4093481), (17, 3611895), (21, 2923915), (35, 1754349), (41, 1497615), (51, 1203965), (85, 722379), (105, 584783), (119, 515985), (123, 499205), (205, 299523), (255, 240793), (287, 213945), (357, 171995), (595, 103197), (615, 99841), (697, 88095), (839, 73185), (861, 71315), (1435, 42789), (1785, 34399), (2091, 29365), (2517, 24395), (3485, 17619), (4195, 14637), (4305, 14263), (4879, 12585), (5873, 10455)]