28433370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:1995

約数の個数: 64

約数和(自身を含む): 79128576

約数和(自身を除く): 50695206

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 1907, 2130, 2485, 2982, 3814, 4970, 5721, 7455, 9535, 11442, 13349, 14910, 19070, 26698, 28605, 40047, 57210, 66745, 80094, 133490, 135397, 200235, 270794, 400470, 406191, 676985, 812382, 947779, 1353970, 1895558, 2030955, 2843337, 4061910, 4738895, 5686674, 9477790, 14216685, 28433370]

約数ペア:

[(1, 28433370), (2, 14216685), (3, 9477790), (5, 5686674), (6, 4738895), (7, 4061910), (10, 2843337), (14, 2030955), (15, 1895558), (21, 1353970), (30, 947779), (35, 812382), (42, 676985), (70, 406191), (71, 400470), (105, 270794), (142, 200235), (210, 135397), (213, 133490), (355, 80094), (426, 66745), (497, 57210), (710, 40047), (994, 28605), (1065, 26698), (1491, 19070), (1907, 14910), (2130, 13349), (2485, 11442), (2982, 9535), (3814, 7455), (4970, 5721)]