12913965

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 24461760

約数和(自身を除く): 11547795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 331, 459, 765, 867, 993, 1445, 1655, 2295, 2601, 2979, 4335, 4965, 5627, 7803, 8937, 13005, 14895, 16881, 28135, 39015, 44685, 50643, 84405, 95659, 151929, 253215, 286977, 478295, 759645, 860931, 1434885, 2582793, 4304655, 12913965]

約数ペア:

[(1, 12913965), (3, 4304655), (5, 2582793), (9, 1434885), (15, 860931), (17, 759645), (27, 478295), (45, 286977), (51, 253215), (85, 151929), (135, 95659), (153, 84405), (255, 50643), (289, 44685), (331, 39015), (459, 28135), (765, 16881), (867, 14895), (993, 13005), (1445, 8937), (1655, 7803), (2295, 5627), (2601, 4965), (2979, 4335)]