331317376

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{199109}}^1$

素因数の和:199136

約数の個数: 32

約数和(自身を含む): 710822700

約数和(自身を除く): 379505324

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 199109, 398218, 796436, 1592872, 2588417, 3185744, 5176834, 6371488, 10353668, 12742976, 20707336, 25485952, 41414672, 82829344, 165658688, 331317376]

約数ペア:

[(1, 331317376), (2, 165658688), (4, 82829344), (8, 41414672), (13, 25485952), (16, 20707336), (26, 12742976), (32, 10353668), (52, 6371488), (64, 5176834), (104, 3185744), (128, 2588417), (208, 1592872), (416, 796436), (832, 398218), (1664, 199109)]