2980458

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 7128576

約数和(自身を除く): 4148118

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 271, 282, 423, 542, 611, 813, 846, 1222, 1626, 1833, 2439, 3523, 3666, 4878, 5499, 7046, 10569, 10998, 12737, 21138, 25474, 31707, 38211, 63414, 76422, 114633, 165581, 229266, 331162, 496743, 993486, 1490229, 2980458]

約数ペア:

[(1, 2980458), (2, 1490229), (3, 993486), (6, 496743), (9, 331162), (13, 229266), (18, 165581), (26, 114633), (39, 76422), (47, 63414), (78, 38211), (94, 31707), (117, 25474), (141, 21138), (234, 12737), (271, 10998), (282, 10569), (423, 7046), (542, 5499), (611, 4878), (813, 3666), (846, 3523), (1222, 2439), (1626, 1833)]