129071978

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 239728320

約数和(自身を除く): 110656342

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 103, 133, 206, 266, 673, 721, 931, 1346, 1442, 1862, 1957, 3914, 4711, 5047, 9422, 10094, 12787, 13699, 25574, 27398, 32977, 65954, 69319, 89509, 95893, 138638, 179018, 191786, 485233, 626563, 970466, 1253126, 1317061, 2634122, 3396631, 6793262, 9219427, 18438854, 64535989, 129071978]

約数ペア:

[(1, 129071978), (2, 64535989), (7, 18438854), (14, 9219427), (19, 6793262), (38, 3396631), (49, 2634122), (98, 1317061), (103, 1253126), (133, 970466), (206, 626563), (266, 485233), (673, 191786), (721, 179018), (931, 138638), (1346, 95893), (1442, 89509), (1862, 69319), (1957, 65954), (3914, 32977), (4711, 27398), (5047, 25574), (9422, 13699), (10094, 12787)]