989857986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{7417}}^1$

素因数の和:7523

約数の個数: 64

約数和(自身を含む): 2243203200

約数和(自身を除く): 1253345214

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 59, 78, 87, 118, 174, 177, 354, 377, 754, 767, 1131, 1534, 1711, 2262, 2301, 3422, 4602, 5133, 7417, 10266, 14834, 22243, 22251, 44486, 44502, 66729, 96421, 133458, 192842, 215093, 289263, 430186, 437603, 578526, 645279, 875206, 1290558, 1312809, 2625618, 2796209, 5592418, 5688839, 8388627, 11377678, 12690487, 16777254, 17066517, 25380974, 34133034, 38071461, 76142922, 164976331, 329952662, 494928993, 989857986]

約数ペア:

[(1, 989857986), (2, 494928993), (3, 329952662), (6, 164976331), (13, 76142922), (26, 38071461), (29, 34133034), (39, 25380974), (58, 17066517), (59, 16777254), (78, 12690487), (87, 11377678), (118, 8388627), (174, 5688839), (177, 5592418), (354, 2796209), (377, 2625618), (754, 1312809), (767, 1290558), (1131, 875206), (1534, 645279), (1711, 578526), (2262, 437603), (2301, 430186), (3422, 289263), (4602, 215093), (5133, 192842), (7417, 133458), (10266, 96421), (14834, 66729), (22243, 44502), (22251, 44486)]