378889192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{138889}}^1$

素因数の和:138937

約数の個数: 32

約数和(自身を含む): 800006400

約数和(自身を除く): 421117208

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 138889, 277778, 555556, 1111112, 1527779, 3055558, 4305559, 6111116, 8611118, 12222232, 17222236, 34444472, 47361149, 94722298, 189444596, 378889192]

約数ペア:

[(1, 378889192), (2, 189444596), (4, 94722298), (8, 47361149), (11, 34444472), (22, 17222236), (31, 12222232), (44, 8611118), (62, 6111116), (88, 4305559), (124, 3055558), (248, 1527779), (341, 1111112), (682, 555556), (1364, 277778), (2728, 138889)]