7131649821

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 10260971520

約数和(自身を除く): 3129321699

約数列:

[1, 3, 17, 51, 127, 239, 271, 289, 381, 717, 813, 867, 2159, 4063, 4607, 6477, 12189, 13821, 30353, 34417, 36703, 64769, 69071, 78319, 91059, 103251, 110109, 194307, 207213, 234957, 516001, 585089, 1101073, 1548003, 1755267, 3303219, 8225663, 8772017, 9946513, 18718241, 24676989, 26316051, 29839539, 56154723, 139836271, 419508813, 2377216607, 7131649821]

約数ペア:

[(1, 7131649821), (3, 2377216607), (17, 419508813), (51, 139836271), (127, 56154723), (239, 29839539), (271, 26316051), (289, 24676989), (381, 18718241), (717, 9946513), (813, 8772017), (867, 8225663), (2159, 3303219), (4063, 1755267), (4607, 1548003), (6477, 1101073), (12189, 585089), (13821, 516001), (30353, 234957), (34417, 207213), (36703, 194307), (64769, 110109), (69071, 103251), (78319, 91059)]