388545279

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 554770944

約数和(自身を除く): 166225665

約数列:

[1, 3, 23, 53, 69, 159, 181, 543, 587, 1219, 1761, 3657, 4163, 9593, 12489, 13501, 28779, 31111, 40503, 93333, 106247, 220639, 318741, 661917, 715553, 2146659, 2443681, 5631091, 7331043, 16893273, 129515093, 388545279]

約数ペア:

[(1, 388545279), (3, 129515093), (23, 16893273), (53, 7331043), (69, 5631091), (159, 2443681), (181, 2146659), (543, 715553), (587, 661917), (1219, 318741), (1761, 220639), (3657, 106247), (4163, 93333), (9593, 40503), (12489, 31111), (13501, 28779)]