30745743

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 18928497

約数列:

[1, 3, 7, 19, 21, 57, 133, 251, 307, 399, 753, 921, 1757, 2149, 4769, 5271, 5833, 6447, 14307, 17499, 33383, 40831, 77057, 100149, 122493, 231171, 539399, 1464083, 1618197, 4392249, 10248581, 30745743]

約数ペア:

[(1, 30745743), (3, 10248581), (7, 4392249), (19, 1618197), (21, 1464083), (57, 539399), (133, 231171), (251, 122493), (307, 100149), (399, 77057), (753, 40831), (921, 33383), (1757, 17499), (2149, 14307), (4769, 6447), (5271, 5833)]