31478776

素因数分解:

$2^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 69296040

約数和(自身を除く): 37817264

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 131, 196, 262, 392, 524, 613, 917, 1048, 1226, 1834, 2452, 3668, 4291, 4904, 6419, 7336, 8582, 12838, 17164, 25676, 30037, 34328, 51352, 60074, 80303, 120148, 160606, 240296, 321212, 562121, 642424, 1124242, 2248484, 3934847, 4496968, 7869694, 15739388, 31478776]

約数ペア:

[(1, 31478776), (2, 15739388), (4, 7869694), (7, 4496968), (8, 3934847), (14, 2248484), (28, 1124242), (49, 642424), (56, 562121), (98, 321212), (131, 240296), (196, 160606), (262, 120148), (392, 80303), (524, 60074), (613, 51352), (917, 34328), (1048, 30037), (1226, 25676), (1834, 17164), (2452, 12838), (3668, 8582), (4291, 7336), (4904, 6419)]