789217990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{63493}}^1$

素因数の和:63624

約数の個数: 32

約数和(自身を含む): 1563476256

約数和(自身を除く): 774258266

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 226, 565, 1130, 1243, 2486, 6215, 12430, 63493, 126986, 317465, 634930, 698423, 1396846, 3492115, 6984230, 7174709, 14349418, 35873545, 71747090, 78921799, 157843598, 394608995, 789217990]

約数ペア:

[(1, 789217990), (2, 394608995), (5, 157843598), (10, 78921799), (11, 71747090), (22, 35873545), (55, 14349418), (110, 7174709), (113, 6984230), (226, 3492115), (565, 1396846), (1130, 698423), (1243, 634930), (2486, 317465), (6215, 126986), (12430, 63493)]