68837391

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 120748800

約数和(自身を除く): 51911409

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 379, 651, 837, 961, 1137, 1953, 2653, 2883, 3411, 5859, 6727, 7959, 8649, 10233, 11749, 20181, 23877, 25947, 35247, 60543, 71631, 82243, 105741, 181629, 246729, 317223, 364219, 740187, 1092657, 2220561, 2549533, 3277971, 7648599, 9833913, 22945797, 68837391]

約数ペア:

[(1, 68837391), (3, 22945797), (7, 9833913), (9, 7648599), (21, 3277971), (27, 2549533), (31, 2220561), (63, 1092657), (93, 740187), (189, 364219), (217, 317223), (279, 246729), (379, 181629), (651, 105741), (837, 82243), (961, 71631), (1137, 60543), (1953, 35247), (2653, 25947), (2883, 23877), (3411, 20181), (5859, 11749), (6727, 10233), (7959, 8649)]