387955328

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{97771}}^1$

素因数の和:97816

約数の個数: 32

約数和(自身を含む): 797819520

約数和(自身を除く): 409864192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 97771, 195542, 391084, 782168, 1564336, 3030901, 3128672, 6061802, 6257344, 12123604, 12514688, 24247208, 48494416, 96988832, 193977664, 387955328]

約数ペア:

[(1, 387955328), (2, 193977664), (4, 96988832), (8, 48494416), (16, 24247208), (31, 12514688), (32, 12123604), (62, 6257344), (64, 6061802), (124, 3128672), (128, 3030901), (248, 1564336), (496, 782168), (992, 391084), (1984, 195542), (3968, 97771)]