28703403

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 17038293

約数列:

[1, 3, 9, 27, 41, 43, 67, 81, 123, 129, 201, 243, 369, 387, 603, 1107, 1161, 1763, 1809, 2747, 2881, 3321, 3483, 5289, 5427, 8241, 8643, 9963, 10449, 15867, 16281, 24723, 25929, 47601, 74169, 77787, 118121, 142803, 222507, 233361, 354363, 428409, 667521, 700083, 1063089, 3189267, 9567801, 28703403]

約数ペア:

[(1, 28703403), (3, 9567801), (9, 3189267), (27, 1063089), (41, 700083), (43, 667521), (67, 428409), (81, 354363), (123, 233361), (129, 222507), (201, 142803), (243, 118121), (369, 77787), (387, 74169), (603, 47601), (1107, 25929), (1161, 24723), (1763, 16281), (1809, 15867), (2747, 10449), (2881, 9963), (3321, 8643), (3483, 8241), (5289, 5427)]