388403568

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{385321}}^1$

素因数の和:385342

約数の個数: 60

約数和(自身を含む): 1242278128

約数和(自身を除く): 853874560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 385321, 770642, 1155963, 1541284, 2311926, 2697247, 3082568, 3467889, 4623852, 5394494, 6165136, 6935778, 8091741, 9247704, 10788988, 13871556, 16183482, 18495408, 21577976, 24275223, 27743112, 32366964, 43155952, 48550446, 55486224, 64733928, 97100892, 129467856, 194201784, 388403568]

約数ペア:

[(1, 388403568), (2, 194201784), (3, 129467856), (4, 97100892), (6, 64733928), (7, 55486224), (8, 48550446), (9, 43155952), (12, 32366964), (14, 27743112), (16, 24275223), (18, 21577976), (21, 18495408), (24, 16183482), (28, 13871556), (36, 10788988), (42, 9247704), (48, 8091741), (56, 6935778), (63, 6165136), (72, 5394494), (84, 4623852), (112, 3467889), (126, 3082568), (144, 2697247), (168, 2311926), (252, 1541284), (336, 1155963), (504, 770642), (1008, 385321)]