15870204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:975

約数の個数: 72

約数和(自身を含む): 46545408

約数和(自身を除く): 30675204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 887, 994, 1278, 1491, 1774, 1988, 2556, 2661, 2982, 3548, 4473, 5322, 5964, 6209, 7983, 8946, 10644, 12418, 15966, 17892, 18627, 24836, 31932, 37254, 55881, 62977, 74508, 111762, 125954, 188931, 223524, 251908, 377862, 440839, 566793, 755724, 881678, 1133586, 1322517, 1763356, 2267172, 2645034, 3967551, 5290068, 7935102, 15870204]

約数ペア:

[(1, 15870204), (2, 7935102), (3, 5290068), (4, 3967551), (6, 2645034), (7, 2267172), (9, 1763356), (12, 1322517), (14, 1133586), (18, 881678), (21, 755724), (28, 566793), (36, 440839), (42, 377862), (63, 251908), (71, 223524), (84, 188931), (126, 125954), (142, 111762), (213, 74508), (252, 62977), (284, 55881), (426, 37254), (497, 31932), (639, 24836), (852, 18627), (887, 17892), (994, 15966), (1278, 12418), (1491, 10644), (1774, 8946), (1988, 7983), (2556, 6209), (2661, 5964), (2982, 5322), (3548, 4473)]