31997370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 49287750

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 79, 115, 138, 158, 230, 237, 345, 395, 474, 587, 690, 790, 1174, 1185, 1761, 1817, 2370, 2935, 3522, 3634, 5451, 5870, 8805, 9085, 10902, 13501, 17610, 18170, 27002, 27255, 40503, 46373, 54510, 67505, 81006, 92746, 135010, 139119, 202515, 231865, 278238, 405030, 463730, 695595, 1066579, 1391190, 2133158, 3199737, 5332895, 6399474, 10665790, 15998685, 31997370]

約数ペア:

[(1, 31997370), (2, 15998685), (3, 10665790), (5, 6399474), (6, 5332895), (10, 3199737), (15, 2133158), (23, 1391190), (30, 1066579), (46, 695595), (69, 463730), (79, 405030), (115, 278238), (138, 231865), (158, 202515), (230, 139119), (237, 135010), (345, 92746), (395, 81006), (474, 67505), (587, 54510), (690, 46373), (790, 40503), (1174, 27255), (1185, 27002), (1761, 18170), (1817, 17610), (2370, 13501), (2935, 10902), (3522, 9085), (3634, 8805), (5451, 5870)]