1293506816

素因数分解:

$2^8\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9137}}^1$

素因数の和:9239

約数の個数: 72

約数和(自身を含む): 2988491520

約数和(自身を除く): 1694984704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 256, 316, 448, 553, 632, 896, 1106, 1264, 1792, 2212, 2528, 4424, 5056, 8848, 9137, 10112, 17696, 18274, 20224, 35392, 36548, 63959, 70784, 73096, 127918, 141568, 146192, 255836, 292384, 511672, 584768, 721823, 1023344, 1169536, 1443646, 2046688, 2339072, 2887292, 4093376, 5052761, 5774584, 8186752, 10105522, 11549168, 16373504, 20211044, 23098336, 40422088, 46196672, 80844176, 92393344, 161688352, 184786688, 323376704, 646753408, 1293506816]

約数ペア:

[(1, 1293506816), (2, 646753408), (4, 323376704), (7, 184786688), (8, 161688352), (14, 92393344), (16, 80844176), (28, 46196672), (32, 40422088), (56, 23098336), (64, 20211044), (79, 16373504), (112, 11549168), (128, 10105522), (158, 8186752), (224, 5774584), (256, 5052761), (316, 4093376), (448, 2887292), (553, 2339072), (632, 2046688), (896, 1443646), (1106, 1169536), (1264, 1023344), (1792, 721823), (2212, 584768), (2528, 511672), (4424, 292384), (5056, 255836), (8848, 146192), (9137, 141568), (10112, 127918), (17696, 73096), (18274, 70784), (20224, 63959), (35392, 36548)]