61378605

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 114656256

約数和(自身を除く): 53277651

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 1913, 2139, 3565, 5739, 6417, 9565, 10695, 17217, 28695, 32085, 43999, 59303, 86085, 131997, 177909, 219995, 296515, 395991, 533727, 659985, 889545, 1363969, 1979955, 2668635, 4091907, 6819845, 12275721, 20459535, 61378605]

約数ペア:

[(1, 61378605), (3, 20459535), (5, 12275721), (9, 6819845), (15, 4091907), (23, 2668635), (31, 1979955), (45, 1363969), (69, 889545), (93, 659985), (115, 533727), (155, 395991), (207, 296515), (279, 219995), (345, 177909), (465, 131997), (713, 86085), (1035, 59303), (1395, 43999), (1913, 32085), (2139, 28695), (3565, 17217), (5739, 10695), (6417, 9565)]