378828

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 1015560

約数和(自身を除く): 636732

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 619, 1238, 1857, 2476, 3714, 5571, 7428, 10523, 11142, 21046, 22284, 31569, 42092, 63138, 94707, 126276, 189414, 378828]

約数ペア:

[(1, 378828), (2, 189414), (3, 126276), (4, 94707), (6, 63138), (9, 42092), (12, 31569), (17, 22284), (18, 21046), (34, 11142), (36, 10523), (51, 7428), (68, 5571), (102, 3714), (153, 2476), (204, 1857), (306, 1238), (612, 619)]