678429908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1306912320

約数和(自身を除く): 628482412

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 251, 502, 767, 881, 1004, 1534, 1762, 3068, 3263, 3524, 6526, 11453, 13052, 14809, 22906, 29618, 45812, 51979, 59236, 103958, 192517, 207916, 221131, 385034, 442262, 675727, 770068, 884524, 1351454, 2702908, 2874703, 5749406, 11498812, 13046729, 26093458, 52186916, 169607477, 339214954, 678429908]

約数ペア:

[(1, 678429908), (2, 339214954), (4, 169607477), (13, 52186916), (26, 26093458), (52, 13046729), (59, 11498812), (118, 5749406), (236, 2874703), (251, 2702908), (502, 1351454), (767, 884524), (881, 770068), (1004, 675727), (1534, 442262), (1762, 385034), (3068, 221131), (3263, 207916), (3524, 192517), (6526, 103958), (11453, 59236), (13052, 51979), (14809, 45812), (22906, 29618)]