72038757

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 112250880

約数和(自身を除く): 40212123

約数列:

[1, 3, 7, 21, 79, 173, 237, 251, 519, 553, 753, 1211, 1659, 1757, 3633, 5271, 13667, 19829, 41001, 43423, 59487, 95669, 130269, 138803, 287007, 303961, 416409, 911883, 3430417, 10291251, 24012919, 72038757]

約数ペア:

[(1, 72038757), (3, 24012919), (7, 10291251), (21, 3430417), (79, 911883), (173, 416409), (237, 303961), (251, 287007), (519, 138803), (553, 130269), (753, 95669), (1211, 59487), (1659, 43423), (1757, 41001), (3633, 19829), (5271, 13667)]