1918992045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{24043}}^1$

素因数の和:24381

約数の個数: 32

約数和(自身を含む): 3261520512

約数和(自身を除く): 1342528467

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 313, 939, 1565, 4695, 5321, 15963, 24043, 26605, 72129, 79815, 120215, 360645, 408731, 1226193, 2043655, 6130965, 7525459, 22576377, 37627295, 112881885, 127932803, 383798409, 639664015, 1918992045]

約数ペア:

[(1, 1918992045), (3, 639664015), (5, 383798409), (15, 127932803), (17, 112881885), (51, 37627295), (85, 22576377), (255, 7525459), (313, 6130965), (939, 2043655), (1565, 1226193), (4695, 408731), (5321, 360645), (15963, 120215), (24043, 79815), (26605, 72129)]