73805415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 131383296

約数和(自身を除く): 57577881

約数列:

[1, 3, 5, 15, 17, 43, 51, 53, 85, 127, 129, 159, 215, 255, 265, 381, 635, 645, 731, 795, 901, 1905, 2159, 2193, 2279, 2703, 3655, 4505, 5461, 6477, 6731, 6837, 10795, 10965, 11395, 13515, 16383, 20193, 27305, 32385, 33655, 34185, 38743, 81915, 92837, 100965, 114427, 116229, 193715, 278511, 289433, 343281, 464185, 572135, 581145, 868299, 1392555, 1447165, 1716405, 4341495, 4920361, 14761083, 24601805, 73805415]

約数ペア:

[(1, 73805415), (3, 24601805), (5, 14761083), (15, 4920361), (17, 4341495), (43, 1716405), (51, 1447165), (53, 1392555), (85, 868299), (127, 581145), (129, 572135), (159, 464185), (215, 343281), (255, 289433), (265, 278511), (381, 193715), (635, 116229), (645, 114427), (731, 100965), (795, 92837), (901, 81915), (1905, 38743), (2159, 34185), (2193, 33655), (2279, 32385), (2703, 27305), (3655, 20193), (4505, 16383), (5461, 13515), (6477, 11395), (6731, 10965), (6837, 10795)]