64021438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 106293600

約数和(自身を除く): 42272162

約数列:

[1, 2, 13, 26, 73, 89, 146, 178, 379, 758, 949, 1157, 1898, 2314, 4927, 6497, 9854, 12994, 27667, 33731, 55334, 67462, 84461, 168922, 359671, 438503, 719342, 877006, 2462363, 4924726, 32010719, 64021438]

約数ペア:

[(1, 64021438), (2, 32010719), (13, 4924726), (26, 2462363), (73, 877006), (89, 719342), (146, 438503), (178, 359671), (379, 168922), (758, 84461), (949, 67462), (1157, 55334), (1898, 33731), (2314, 27667), (4927, 12994), (6497, 9854)]