1566221331872

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{2909}}^1\times {\mathrm{391283}}^1$

素因数の和:394245

約数の個数: 48

約数和(自身を含む): 3156300211680

約数和(自身を除く): 1590078879808

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 2909, 5818, 11636, 23272, 46544, 93088, 125087, 250174, 391283, 500348, 782566, 1000696, 1565132, 2001392, 3130264, 4002784, 6260528, 12521056, 16825169, 33650338, 67300676, 134601352, 269202704, 538405408, 1138242247, 2276484494, 4552968988, 9105937976, 18211875952, 36423751904, 48944416621, 97888833242, 195777666484, 391555332968, 783110665936, 1566221331872]

約数ペア:

[(1, 1566221331872), (2, 783110665936), (4, 391555332968), (8, 195777666484), (16, 97888833242), (32, 48944416621), (43, 36423751904), (86, 18211875952), (172, 9105937976), (344, 4552968988), (688, 2276484494), (1376, 1138242247), (2909, 538405408), (5818, 269202704), (11636, 134601352), (23272, 67300676), (46544, 33650338), (93088, 16825169), (125087, 12521056), (250174, 6260528), (391283, 4002784), (500348, 3130264), (782566, 2001392), (1000696, 1565132)]