71981442

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9923}}^1$

素因数の和:9975

約数の個数: 48

約数和(自身を含む): 173392128

約数和(自身を除く): 101410686

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 9923, 19846, 29769, 59538, 89307, 128999, 178614, 257998, 307613, 386997, 615226, 773994, 922839, 1160991, 1845678, 2321982, 2768517, 3998969, 5537034, 7997938, 11996907, 23993814, 35990721, 71981442]

約数ペア:

[(1, 71981442), (2, 35990721), (3, 23993814), (6, 11996907), (9, 7997938), (13, 5537034), (18, 3998969), (26, 2768517), (31, 2321982), (39, 1845678), (62, 1160991), (78, 922839), (93, 773994), (117, 615226), (186, 386997), (234, 307613), (279, 257998), (403, 178614), (558, 128999), (806, 89307), (1209, 59538), (2418, 29769), (3627, 19846), (7254, 9923)]