519765795

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 945146880

約数和(自身を除く): 425381085

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 211, 213, 257, 355, 633, 639, 771, 1055, 1065, 1285, 1899, 1917, 2313, 3165, 3195, 3855, 5697, 6939, 9495, 9585, 11565, 14981, 18247, 28485, 34695, 44943, 54227, 54741, 74905, 91235, 134829, 162681, 164223, 224715, 271135, 273705, 404487, 488043, 492669, 674145, 813405, 821115, 1464129, 2022435, 2440215, 2463345, 3850117, 7320645, 11550351, 19250585, 34651053, 57751755, 103953159, 173255265, 519765795]

約数ペア:

[(1, 519765795), (3, 173255265), (5, 103953159), (9, 57751755), (15, 34651053), (27, 19250585), (45, 11550351), (71, 7320645), (135, 3850117), (211, 2463345), (213, 2440215), (257, 2022435), (355, 1464129), (633, 821115), (639, 813405), (771, 674145), (1055, 492669), (1065, 488043), (1285, 404487), (1899, 273705), (1917, 271135), (2313, 224715), (3165, 164223), (3195, 162681), (3855, 134829), (5697, 91235), (6939, 74905), (9495, 54741), (9585, 54227), (11565, 44943), (14981, 34695), (18247, 28485)]