138268998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{365791}}^1$

素因数の和:365809

約数の個数: 32

約数和(自身を含む): 351160320

約数和(自身を除く): 212891322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 365791, 731582, 1097373, 2194746, 2560537, 3292119, 5121074, 6584238, 7681611, 9876357, 15363222, 19752714, 23044833, 46089666, 69134499, 138268998]

約数ペア:

[(1, 138268998), (2, 69134499), (3, 46089666), (6, 23044833), (7, 19752714), (9, 15363222), (14, 9876357), (18, 7681611), (21, 6584238), (27, 5121074), (42, 3292119), (54, 2560537), (63, 2194746), (126, 1097373), (189, 731582), (378, 365791)]