7312890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 20030976

約数和(自身を除く): 12718086

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1103, 1105, 1326, 2206, 2210, 3309, 3315, 5515, 6618, 6630, 11030, 14339, 16545, 18751, 28678, 33090, 37502, 43017, 56253, 71695, 86034, 93755, 112506, 143390, 187510, 215085, 243763, 281265, 430170, 487526, 562530, 731289, 1218815, 1462578, 2437630, 3656445, 7312890]

約数ペア:

[(1, 7312890), (2, 3656445), (3, 2437630), (5, 1462578), (6, 1218815), (10, 731289), (13, 562530), (15, 487526), (17, 430170), (26, 281265), (30, 243763), (34, 215085), (39, 187510), (51, 143390), (65, 112506), (78, 93755), (85, 86034), (102, 71695), (130, 56253), (170, 43017), (195, 37502), (221, 33090), (255, 28678), (390, 18751), (442, 16545), (510, 14339), (663, 11030), (1103, 6630), (1105, 6618), (1326, 5515), (2206, 3315), (2210, 3309)]