28556416

素因数分解:

$2^7\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 68895900

約数和(自身を除く): 40339484

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 98, 112, 116, 128, 157, 196, 203, 224, 232, 314, 392, 406, 448, 464, 628, 784, 812, 896, 928, 1099, 1256, 1421, 1568, 1624, 1856, 2198, 2512, 2842, 3136, 3248, 3712, 4396, 4553, 5024, 5684, 6272, 6496, 7693, 8792, 9106, 10048, 11368, 12992, 15386, 17584, 18212, 20096, 22736, 25984, 30772, 31871, 35168, 36424, 45472, 61544, 63742, 70336, 72848, 90944, 123088, 127484, 140672, 145696, 181888, 223097, 246176, 254968, 291392, 446194, 492352, 509936, 582784, 892388, 984704, 1019872, 1784776, 2039744, 3569552, 4079488, 7139104, 14278208, 28556416]

約数ペア:

[(1, 28556416), (2, 14278208), (4, 7139104), (7, 4079488), (8, 3569552), (14, 2039744), (16, 1784776), (28, 1019872), (29, 984704), (32, 892388), (49, 582784), (56, 509936), (58, 492352), (64, 446194), (98, 291392), (112, 254968), (116, 246176), (128, 223097), (157, 181888), (196, 145696), (203, 140672), (224, 127484), (232, 123088), (314, 90944), (392, 72848), (406, 70336), (448, 63742), (464, 61544), (628, 45472), (784, 36424), (812, 35168), (896, 31871), (928, 30772), (1099, 25984), (1256, 22736), (1421, 20096), (1568, 18212), (1624, 17584), (1856, 15386), (2198, 12992), (2512, 11368), (2842, 10048), (3136, 9106), (3248, 8792), (3712, 7693), (4396, 6496), (4553, 6272), (5024, 5684)]