221225856

素因数分解:

$2^7\times 3^1\times {\mathrm{389}}^1\times {\mathrm{1481}}^1$

素因数の和:1887

約数の個数: 64

約数和(自身を含む): 589539600

約数和(自身を除く): 368313744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 389, 778, 1167, 1481, 1556, 2334, 2962, 3112, 4443, 4668, 5924, 6224, 8886, 9336, 11848, 12448, 17772, 18672, 23696, 24896, 35544, 37344, 47392, 49792, 71088, 74688, 94784, 142176, 149376, 189568, 284352, 568704, 576109, 1152218, 1728327, 2304436, 3456654, 4608872, 6913308, 9217744, 13826616, 18435488, 27653232, 36870976, 55306464, 73741952, 110612928, 221225856]

約数ペア:

[(1, 221225856), (2, 110612928), (3, 73741952), (4, 55306464), (6, 36870976), (8, 27653232), (12, 18435488), (16, 13826616), (24, 9217744), (32, 6913308), (48, 4608872), (64, 3456654), (96, 2304436), (128, 1728327), (192, 1152218), (384, 576109), (389, 568704), (778, 284352), (1167, 189568), (1481, 149376), (1556, 142176), (2334, 94784), (2962, 74688), (3112, 71088), (4443, 49792), (4668, 47392), (5924, 37344), (6224, 35544), (8886, 24896), (9336, 23696), (11848, 18672), (12448, 17772)]