15257256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 43908480

約数和(自身を除く): 28651224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 461, 591, 788, 922, 1182, 1379, 1383, 1576, 1844, 2364, 2758, 2766, 3227, 3688, 4137, 4728, 5516, 5532, 6454, 8274, 9681, 11032, 11064, 12908, 16548, 19362, 25816, 33096, 38724, 77448, 90817, 181634, 272451, 363268, 544902, 635719, 726536, 1089804, 1271438, 1907157, 2179608, 2542876, 3814314, 5085752, 7628628, 15257256]

約数ペア:

[(1, 15257256), (2, 7628628), (3, 5085752), (4, 3814314), (6, 2542876), (7, 2179608), (8, 1907157), (12, 1271438), (14, 1089804), (21, 726536), (24, 635719), (28, 544902), (42, 363268), (56, 272451), (84, 181634), (168, 90817), (197, 77448), (394, 38724), (461, 33096), (591, 25816), (788, 19362), (922, 16548), (1182, 12908), (1379, 11064), (1383, 11032), (1576, 9681), (1844, 8274), (2364, 6454), (2758, 5532), (2766, 5516), (3227, 4728), (3688, 4137)]