313638656

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{39521}}^1$

素因数の和:39568

約数の個数: 36

約数和(自身を含む): 646263744

約数和(自身を除く): 332625088

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 39521, 79042, 158084, 316168, 632336, 1225151, 1264672, 2450302, 2529344, 4900604, 5058688, 9801208, 10117376, 19602416, 39204832, 78409664, 156819328, 313638656]

約数ペア:

[(1, 313638656), (2, 156819328), (4, 78409664), (8, 39204832), (16, 19602416), (31, 10117376), (32, 9801208), (62, 5058688), (64, 4900604), (124, 2529344), (128, 2450302), (248, 1264672), (256, 1225151), (496, 632336), (992, 316168), (1984, 158084), (3968, 79042), (7936, 39521)]