72838378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 117216000

約数和(自身を除く): 44377622

約数列:

[1, 2, 23, 46, 73, 109, 146, 199, 218, 398, 1679, 2507, 3358, 4577, 5014, 7957, 9154, 14527, 15914, 21691, 29054, 43382, 183011, 334121, 366022, 498893, 668242, 997786, 1583443, 3166886, 36419189, 72838378]

約数ペア:

[(1, 72838378), (2, 36419189), (23, 3166886), (46, 1583443), (73, 997786), (109, 668242), (146, 498893), (199, 366022), (218, 334121), (398, 183011), (1679, 43382), (2507, 29054), (3358, 21691), (4577, 15914), (5014, 14527), (7957, 9154)]