28821898

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 55321920

約数和(自身を除く): 26500022

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 49, 98, 133, 161, 266, 322, 437, 673, 874, 931, 1127, 1346, 1862, 2254, 3059, 4711, 6118, 9422, 12787, 15479, 21413, 25574, 30958, 32977, 42826, 65954, 89509, 108353, 179018, 216706, 294101, 588202, 626563, 758471, 1253126, 1516942, 2058707, 4117414, 14410949, 28821898]

約数ペア:

[(1, 28821898), (2, 14410949), (7, 4117414), (14, 2058707), (19, 1516942), (23, 1253126), (38, 758471), (46, 626563), (49, 588202), (98, 294101), (133, 216706), (161, 179018), (266, 108353), (322, 89509), (437, 65954), (673, 42826), (874, 32977), (931, 30958), (1127, 25574), (1346, 21413), (1862, 15479), (2254, 12787), (3059, 9422), (4711, 6118)]