400664638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1633

約数の個数: 48

約数和(自身を含む): 702303840

約数和(自身を除く): 301639202

約数列:

[1, 2, 11, 22, 29, 37, 58, 74, 121, 242, 319, 407, 638, 814, 1073, 1543, 2146, 3086, 3509, 4477, 7018, 8954, 11803, 16973, 23606, 33946, 44747, 57091, 89494, 114182, 129833, 186703, 259666, 373406, 492217, 628001, 984434, 1256002, 1655639, 3311278, 5414387, 6908011, 10828774, 13816022, 18212029, 36424058, 200332319, 400664638]

約数ペア:

[(1, 400664638), (2, 200332319), (11, 36424058), (22, 18212029), (29, 13816022), (37, 10828774), (58, 6908011), (74, 5414387), (121, 3311278), (242, 1655639), (319, 1256002), (407, 984434), (638, 628001), (814, 492217), (1073, 373406), (1543, 259666), (2146, 186703), (3086, 129833), (3509, 114182), (4477, 89494), (7018, 57091), (8954, 44747), (11803, 33946), (16973, 23606)]