7984390365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{19543}}^1$

素因数の和:20858

約数の個数: 48

約数和(自身を含む): 15829701888

約数和(自身を除く): 7845311523

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1297, 3891, 6485, 9079, 11673, 19455, 19543, 27237, 45395, 58365, 58629, 81711, 97715, 136185, 136801, 175887, 293145, 408555, 410403, 684005, 879435, 1231209, 2052015, 6156045, 25347271, 76041813, 126736355, 177430897, 228125439, 380209065, 532292691, 887154485, 1140627195, 1596878073, 2661463455, 7984390365]

約数ペア:

[(1, 7984390365), (3, 2661463455), (5, 1596878073), (7, 1140627195), (9, 887154485), (15, 532292691), (21, 380209065), (35, 228125439), (45, 177430897), (63, 126736355), (105, 76041813), (315, 25347271), (1297, 6156045), (3891, 2052015), (6485, 1231209), (9079, 879435), (11673, 684005), (19455, 410403), (19543, 408555), (27237, 293145), (45395, 175887), (58365, 136801), (58629, 136185), (81711, 97715)]