16953645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 28576512

約数和(自身を除く): 11622867

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 313, 345, 471, 785, 939, 1565, 2355, 3611, 4695, 7199, 10833, 18055, 21597, 35995, 49141, 54165, 107985, 147423, 245705, 737115, 1130243, 3390729, 5651215, 16953645]

約数ペア:

[(1, 16953645), (3, 5651215), (5, 3390729), (15, 1130243), (23, 737115), (69, 245705), (115, 147423), (157, 107985), (313, 54165), (345, 49141), (471, 35995), (785, 21597), (939, 18055), (1565, 10833), (2355, 7199), (3611, 4695)]