213790976

素因数分解:

$2^8\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2251}}^1$

素因数の和:2327

約数の個数: 72

約数和(自身を含む): 497133504

約数和(自身を除く): 283342528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 742, 848, 896, 1484, 1696, 1792, 2251, 2968, 3392, 4502, 5936, 6784, 9004, 11872, 13568, 15757, 18008, 23744, 31514, 36016, 47488, 63028, 72032, 94976, 119303, 126056, 144064, 238606, 252112, 288128, 477212, 504224, 576256, 835121, 954424, 1008448, 1670242, 1908848, 2016896, 3340484, 3817696, 4033792, 6680968, 7635392, 13361936, 15270784, 26723872, 30541568, 53447744, 106895488, 213790976]

約数ペア:

[(1, 213790976), (2, 106895488), (4, 53447744), (7, 30541568), (8, 26723872), (14, 15270784), (16, 13361936), (28, 7635392), (32, 6680968), (53, 4033792), (56, 3817696), (64, 3340484), (106, 2016896), (112, 1908848), (128, 1670242), (212, 1008448), (224, 954424), (256, 835121), (371, 576256), (424, 504224), (448, 477212), (742, 288128), (848, 252112), (896, 238606), (1484, 144064), (1696, 126056), (1792, 119303), (2251, 94976), (2968, 72032), (3392, 63028), (4502, 47488), (5936, 36016), (6784, 31514), (9004, 23744), (11872, 18008), (13568, 15757)]