42638085

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 87657336

約数和(自身を除く): 45019251

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 61, 63, 105, 147, 183, 245, 305, 315, 317, 427, 441, 549, 735, 915, 951, 1281, 1585, 2135, 2205, 2219, 2745, 2853, 2989, 3843, 4755, 6405, 6657, 8967, 11095, 14265, 14945, 15533, 19215, 19337, 19971, 26901, 33285, 44835, 46599, 58011, 77665, 96685, 99855, 134505, 135359, 139797, 174033, 232995, 290055, 406077, 676795, 698985, 870165, 947513, 1218231, 2030385, 2842539, 4737565, 6091155, 8527617, 14212695, 42638085]

約数ペア:

[(1, 42638085), (3, 14212695), (5, 8527617), (7, 6091155), (9, 4737565), (15, 2842539), (21, 2030385), (35, 1218231), (45, 947513), (49, 870165), (61, 698985), (63, 676795), (105, 406077), (147, 290055), (183, 232995), (245, 174033), (305, 139797), (315, 135359), (317, 134505), (427, 99855), (441, 96685), (549, 77665), (735, 58011), (915, 46599), (951, 44835), (1281, 33285), (1585, 26901), (2135, 19971), (2205, 19337), (2219, 19215), (2745, 15533), (2853, 14945), (2989, 14265), (3843, 11095), (4755, 8967), (6405, 6657)]