71289178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 115473600

約数和(自身を除く): 44184422

約数列:

[1, 2, 19, 38, 89, 107, 178, 197, 214, 394, 1691, 2033, 3382, 3743, 4066, 7486, 9523, 17533, 19046, 21079, 35066, 42158, 180937, 333127, 361874, 400501, 666254, 801002, 1876031, 3752062, 35644589, 71289178]

約数ペア:

[(1, 71289178), (2, 35644589), (19, 3752062), (38, 1876031), (89, 801002), (107, 666254), (178, 400501), (197, 361874), (214, 333127), (394, 180937), (1691, 42158), (2033, 35066), (3382, 21079), (3743, 19046), (4066, 17533), (7486, 9523)]