4247925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 8094720

約数和(自身を除く): 3846795

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 165, 209, 271, 275, 285, 475, 627, 813, 825, 1045, 1355, 1425, 2981, 3135, 4065, 5149, 5225, 6775, 8943, 14905, 15447, 15675, 20325, 25745, 44715, 56639, 74525, 77235, 128725, 169917, 223575, 283195, 386175, 849585, 1415975, 4247925]

約数ペア:

[(1, 4247925), (3, 1415975), (5, 849585), (11, 386175), (15, 283195), (19, 223575), (25, 169917), (33, 128725), (55, 77235), (57, 74525), (75, 56639), (95, 44715), (165, 25745), (209, 20325), (271, 15675), (275, 15447), (285, 14905), (475, 8943), (627, 6775), (813, 5225), (825, 5149), (1045, 4065), (1355, 3135), (1425, 2981)]