66645628

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 139991040

約数和(自身を除く): 73345412

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 239, 322, 433, 478, 644, 866, 956, 1673, 1732, 3031, 3346, 5497, 6062, 6692, 9959, 10994, 12124, 19918, 21988, 38479, 39836, 69713, 76958, 103487, 139426, 153916, 206974, 278852, 413948, 724409, 1448818, 2380201, 2897636, 4760402, 9520804, 16661407, 33322814, 66645628]

約数ペア:

[(1, 66645628), (2, 33322814), (4, 16661407), (7, 9520804), (14, 4760402), (23, 2897636), (28, 2380201), (46, 1448818), (92, 724409), (161, 413948), (239, 278852), (322, 206974), (433, 153916), (478, 139426), (644, 103487), (866, 76958), (956, 69713), (1673, 39836), (1732, 38479), (3031, 21988), (3346, 19918), (5497, 12124), (6062, 10994), (6692, 9959)]