265393408

素因数分解:

$2^8\times 7^2\times {\mathrm{21157}}^1$

素因数の和:21187

約数の個数: 54

約数和(自身を含む): 616269066

約数和(自身を除く): 350875658

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 21157, 42314, 84628, 148099, 169256, 296198, 338512, 592396, 677024, 1036693, 1184792, 1354048, 2073386, 2369584, 2708096, 4146772, 4739168, 5416192, 8293544, 9478336, 16587088, 18956672, 33174176, 37913344, 66348352, 132696704, 265393408]

約数ペア:

[(1, 265393408), (2, 132696704), (4, 66348352), (7, 37913344), (8, 33174176), (14, 18956672), (16, 16587088), (28, 9478336), (32, 8293544), (49, 5416192), (56, 4739168), (64, 4146772), (98, 2708096), (112, 2369584), (128, 2073386), (196, 1354048), (224, 1184792), (256, 1036693), (392, 677024), (448, 592396), (784, 338512), (896, 296198), (1568, 169256), (1792, 148099), (3136, 84628), (6272, 42314), (12544, 21157)]