15671963997

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21737}}^1$

素因数の和:21821

約数の個数: 56

約数和(自身を含む): 25090173504

約数和(自身を除く): 9418209507

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 243, 387, 621, 729, 989, 1161, 1863, 2967, 3483, 5589, 8901, 10449, 16767, 21737, 26703, 31347, 65211, 80109, 195633, 240327, 499951, 586899, 720981, 934691, 1499853, 1760697, 2804073, 4499559, 5282091, 8412219, 13498677, 15846273, 21497893, 25236657, 40496031, 64493679, 75709971, 121488093, 193481037, 227129913, 364464279, 580443111, 681389739, 1741329333, 5223987999, 15671963997]

約数ペア:

[(1, 15671963997), (3, 5223987999), (9, 1741329333), (23, 681389739), (27, 580443111), (43, 364464279), (69, 227129913), (81, 193481037), (129, 121488093), (207, 75709971), (243, 64493679), (387, 40496031), (621, 25236657), (729, 21497893), (989, 15846273), (1161, 13498677), (1863, 8412219), (2967, 5282091), (3483, 4499559), (5589, 2804073), (8901, 1760697), (10449, 1499853), (16767, 934691), (21737, 720981), (26703, 586899), (31347, 499951), (65211, 240327), (80109, 195633)]