2152605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 4515840

約数和(自身を除く): 2363235

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 83, 91, 95, 105, 133, 195, 247, 249, 273, 285, 399, 415, 455, 581, 665, 741, 1079, 1235, 1245, 1365, 1577, 1729, 1743, 1995, 2905, 3237, 3705, 4731, 5187, 5395, 7553, 7885, 8645, 8715, 11039, 16185, 20501, 22659, 23655, 25935, 33117, 37765, 55195, 61503, 102505, 113295, 143507, 165585, 307515, 430521, 717535, 2152605]

約数ペア:

[(1, 2152605), (3, 717535), (5, 430521), (7, 307515), (13, 165585), (15, 143507), (19, 113295), (21, 102505), (35, 61503), (39, 55195), (57, 37765), (65, 33117), (83, 25935), (91, 23655), (95, 22659), (105, 20501), (133, 16185), (195, 11039), (247, 8715), (249, 8645), (273, 7885), (285, 7553), (399, 5395), (415, 5187), (455, 4731), (581, 3705), (665, 3237), (741, 2905), (1079, 1995), (1235, 1743), (1245, 1729), (1365, 1577)]