397375648

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{120563}}^1$

素因数の和:120676

約数の個数: 24

約数和(自身を含む): 789935328

約数和(自身を除く): 392559680

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 120563, 241126, 482252, 964504, 1929008, 3858016, 12417989, 24835978, 49671956, 99343912, 198687824, 397375648]

約数ペア:

[(1, 397375648), (2, 198687824), (4, 99343912), (8, 49671956), (16, 24835978), (32, 12417989), (103, 3858016), (206, 1929008), (412, 964504), (824, 482252), (1648, 241126), (3296, 120563)]