15231198

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 34583040

約数和(自身を除く): 19351842

約数列:

[1, 2, 3, 6, 19, 23, 37, 38, 46, 57, 69, 74, 111, 114, 138, 157, 222, 314, 437, 471, 703, 851, 874, 942, 1311, 1406, 1702, 2109, 2553, 2622, 2983, 3611, 4218, 5106, 5809, 5966, 7222, 8949, 10833, 11618, 16169, 17427, 17898, 21666, 32338, 34854, 48507, 68609, 97014, 110371, 133607, 137218, 205827, 220742, 267214, 331113, 400821, 411654, 662226, 801642, 2538533, 5077066, 7615599, 15231198]

約数ペア:

[(1, 15231198), (2, 7615599), (3, 5077066), (6, 2538533), (19, 801642), (23, 662226), (37, 411654), (38, 400821), (46, 331113), (57, 267214), (69, 220742), (74, 205827), (111, 137218), (114, 133607), (138, 110371), (157, 97014), (222, 68609), (314, 48507), (437, 34854), (471, 32338), (703, 21666), (851, 17898), (874, 17427), (942, 16169), (1311, 11618), (1406, 10833), (1702, 8949), (2109, 7222), (2553, 5966), (2622, 5809), (2983, 5106), (3611, 4218)]