207743535

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 388439040

約数和(自身を除く): 180695505

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 79, 81, 129, 135, 151, 215, 237, 387, 395, 405, 453, 645, 711, 755, 1161, 1185, 1359, 1935, 2133, 2265, 3397, 3483, 3555, 4077, 5805, 6399, 6493, 6795, 10191, 10665, 11929, 12231, 16985, 17415, 19479, 20385, 30573, 31995, 32465, 35787, 50955, 58437, 59645, 61155, 91719, 97395, 107361, 152865, 175311, 178935, 275157, 292185, 322083, 458595, 512947, 525933, 536805, 876555, 966249, 1375785, 1538841, 1610415, 2564735, 2629665, 4616523, 4831245, 7694205, 13849569, 23082615, 41548707, 69247845, 207743535]

約数ペア:

[(1, 207743535), (3, 69247845), (5, 41548707), (9, 23082615), (15, 13849569), (27, 7694205), (43, 4831245), (45, 4616523), (79, 2629665), (81, 2564735), (129, 1610415), (135, 1538841), (151, 1375785), (215, 966249), (237, 876555), (387, 536805), (395, 525933), (405, 512947), (453, 458595), (645, 322083), (711, 292185), (755, 275157), (1161, 178935), (1185, 175311), (1359, 152865), (1935, 107361), (2133, 97395), (2265, 91719), (3397, 61155), (3483, 59645), (3555, 58437), (4077, 50955), (5805, 35787), (6399, 32465), (6493, 31995), (6795, 30573), (10191, 20385), (10665, 19479), (11929, 17415), (12231, 16985)]