28021504

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 67370240

約数和(自身を除く): 39348736

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 823, 896, 1064, 1216, 1646, 1792, 2128, 2432, 3292, 4256, 4864, 5761, 6584, 8512, 11522, 13168, 15637, 17024, 23044, 26336, 31274, 34048, 46088, 52672, 62548, 92176, 105344, 109459, 125096, 184352, 210688, 218918, 250192, 368704, 437836, 500384, 737408, 875672, 1000768, 1474816, 1751344, 2001536, 3502688, 4003072, 7005376, 14010752, 28021504]

約数ペア:

[(1, 28021504), (2, 14010752), (4, 7005376), (7, 4003072), (8, 3502688), (14, 2001536), (16, 1751344), (19, 1474816), (28, 1000768), (32, 875672), (38, 737408), (56, 500384), (64, 437836), (76, 368704), (112, 250192), (128, 218918), (133, 210688), (152, 184352), (224, 125096), (256, 109459), (266, 105344), (304, 92176), (448, 62548), (532, 52672), (608, 46088), (823, 34048), (896, 31274), (1064, 26336), (1216, 23044), (1646, 17024), (1792, 15637), (2128, 13168), (2432, 11522), (3292, 8512), (4256, 6584), (4864, 5761)]