39620415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 31089345

約数列:

[1, 3, 5, 15, 19, 43, 53, 57, 61, 95, 129, 159, 183, 215, 265, 285, 305, 645, 795, 817, 915, 1007, 1159, 2279, 2451, 2623, 3021, 3233, 3477, 4085, 5035, 5795, 6837, 7869, 9699, 11395, 12255, 13115, 15105, 16165, 17385, 34185, 39345, 43301, 48495, 49837, 61427, 129903, 139019, 149511, 184281, 216505, 249185, 307135, 417057, 649515, 695095, 747555, 921405, 2085285, 2641361, 7924083, 13206805, 39620415]

約数ペア:

[(1, 39620415), (3, 13206805), (5, 7924083), (15, 2641361), (19, 2085285), (43, 921405), (53, 747555), (57, 695095), (61, 649515), (95, 417057), (129, 307135), (159, 249185), (183, 216505), (215, 184281), (265, 149511), (285, 139019), (305, 129903), (645, 61427), (795, 49837), (817, 48495), (915, 43301), (1007, 39345), (1159, 34185), (2279, 17385), (2451, 16165), (2623, 15105), (3021, 13115), (3233, 12255), (3477, 11395), (4085, 9699), (5035, 7869), (5795, 6837)]