15829254

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 40494168

約数和(自身を除く): 24664914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 131, 137, 147, 262, 274, 294, 393, 411, 441, 786, 822, 882, 917, 959, 1179, 1233, 1834, 1918, 2358, 2466, 2751, 2877, 5502, 5754, 6419, 6713, 8253, 8631, 12838, 13426, 16506, 17262, 17947, 19257, 20139, 35894, 38514, 40278, 53841, 57771, 60417, 107682, 115542, 120834, 125629, 161523, 251258, 323046, 376887, 753774, 879403, 1130661, 1758806, 2261322, 2638209, 5276418, 7914627, 15829254]

約数ペア:

[(1, 15829254), (2, 7914627), (3, 5276418), (6, 2638209), (7, 2261322), (9, 1758806), (14, 1130661), (18, 879403), (21, 753774), (42, 376887), (49, 323046), (63, 251258), (98, 161523), (126, 125629), (131, 120834), (137, 115542), (147, 107682), (262, 60417), (274, 57771), (294, 53841), (393, 40278), (411, 38514), (441, 35894), (786, 20139), (822, 19257), (882, 17947), (917, 17262), (959, 16506), (1179, 13426), (1233, 12838), (1834, 8631), (1918, 8253), (2358, 6713), (2466, 6419), (2751, 5754), (2877, 5502)]