838974890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{5851}}^1$

素因数の和:6974

約数の個数: 32

約数和(自身を含む): 1628073216

約数和(自身を除く): 789098326

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1103, 2206, 5515, 5851, 11030, 11702, 14339, 28678, 29255, 58510, 71695, 76063, 143390, 152126, 380315, 760630, 6453653, 12907306, 32268265, 64536530, 83897489, 167794978, 419487445, 838974890]

約数ペア:

[(1, 838974890), (2, 419487445), (5, 167794978), (10, 83897489), (13, 64536530), (26, 32268265), (65, 12907306), (130, 6453653), (1103, 760630), (2206, 380315), (5515, 152126), (5851, 143390), (11030, 76063), (11702, 71695), (14339, 58510), (28678, 29255)]