30387903

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 50534400

約数和(自身を除く): 20146497

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1409, 1659, 3081, 4227, 7189, 9863, 18317, 21567, 29589, 54951, 111311, 128219, 333933, 384657, 779177, 1447043, 2337531, 4341129, 10129301, 30387903]

約数ペア:

[(1, 30387903), (3, 10129301), (7, 4341129), (13, 2337531), (21, 1447043), (39, 779177), (79, 384657), (91, 333933), (237, 128219), (273, 111311), (553, 54951), (1027, 29589), (1409, 21567), (1659, 18317), (3081, 9863), (4227, 7189)]