528078447

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{761}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 851946480

約数和(自身を除く): 323868033

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 659, 761, 1053, 1977, 2283, 5931, 6849, 8567, 9893, 17793, 20547, 25701, 29679, 53379, 61641, 77103, 89037, 231309, 267111, 501499, 693927, 801333, 1504497, 4513491, 6519487, 13540473, 19558461, 40621419, 58675383, 176026149, 528078447]

約数ペア:

[(1, 528078447), (3, 176026149), (9, 58675383), (13, 40621419), (27, 19558461), (39, 13540473), (81, 6519487), (117, 4513491), (351, 1504497), (659, 801333), (761, 693927), (1053, 501499), (1977, 267111), (2283, 231309), (5931, 89037), (6849, 77103), (8567, 61641), (9893, 53379), (17793, 29679), (20547, 25701)]