38619645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 67103232

約数和(自身を除く): 28483587

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 157, 345, 465, 471, 529, 713, 785, 1587, 2139, 2355, 2645, 3565, 3611, 4867, 7935, 10695, 10833, 14601, 16399, 18055, 24335, 49197, 54165, 73005, 81995, 83053, 111941, 245985, 249159, 335823, 415265, 559705, 1245795, 1679115, 2574643, 7723929, 12873215, 38619645]

約数ペア:

[(1, 38619645), (3, 12873215), (5, 7723929), (15, 2574643), (23, 1679115), (31, 1245795), (69, 559705), (93, 415265), (115, 335823), (155, 249159), (157, 245985), (345, 111941), (465, 83053), (471, 81995), (529, 73005), (713, 54165), (785, 49197), (1587, 24335), (2139, 18055), (2355, 16399), (2645, 14601), (3565, 10833), (3611, 10695), (4867, 7935)]