57971781

素因数分解:

$3^5\times 7^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 100324224

約数和(自身を除く): 42352443

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 173, 189, 197, 243, 519, 567, 591, 1211, 1379, 1557, 1701, 1773, 3633, 4137, 4671, 5319, 10899, 12411, 14013, 15957, 32697, 34081, 37233, 42039, 47871, 98091, 102243, 111699, 238567, 294273, 306729, 335097, 715701, 920187, 2147103, 2760561, 6441309, 8281683, 19323927, 57971781]

約数ペア:

[(1, 57971781), (3, 19323927), (7, 8281683), (9, 6441309), (21, 2760561), (27, 2147103), (63, 920187), (81, 715701), (173, 335097), (189, 306729), (197, 294273), (243, 238567), (519, 111699), (567, 102243), (591, 98091), (1211, 47871), (1379, 42039), (1557, 37233), (1701, 34081), (1773, 32697), (3633, 15957), (4137, 14013), (4671, 12411), (5319, 10899)]