51486975

素因数分解:

$3^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 95827200

約数和(自身を除く): 44340225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 83, 135, 225, 249, 415, 675, 747, 919, 1245, 2075, 2241, 2757, 3735, 4595, 6225, 8271, 11205, 13785, 18675, 22975, 24813, 41355, 56025, 68925, 76277, 124065, 206775, 228831, 381385, 620325, 686493, 1144155, 1906925, 2059479, 3432465, 5720775, 10297395, 17162325, 51486975]

約数ペア:

[(1, 51486975), (3, 17162325), (5, 10297395), (9, 5720775), (15, 3432465), (25, 2059479), (27, 1906925), (45, 1144155), (75, 686493), (83, 620325), (135, 381385), (225, 228831), (249, 206775), (415, 124065), (675, 76277), (747, 68925), (919, 56025), (1245, 41355), (2075, 24813), (2241, 22975), (2757, 18675), (3735, 13785), (4595, 11205), (6225, 8271)]