217960938

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30047}}^1$

素因数の和:30099

約数の個数: 48

約数和(自身を含む): 524998656

約数和(自身を除く): 307037718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 30047, 60094, 90141, 180282, 270423, 390611, 540846, 781222, 931457, 1171833, 1862914, 2343666, 2794371, 3515499, 5588742, 7030998, 8383113, 12108941, 16766226, 24217882, 36326823, 72653646, 108980469, 217960938]

約数ペア:

[(1, 217960938), (2, 108980469), (3, 72653646), (6, 36326823), (9, 24217882), (13, 16766226), (18, 12108941), (26, 8383113), (31, 7030998), (39, 5588742), (62, 3515499), (78, 2794371), (93, 2343666), (117, 1862914), (186, 1171833), (234, 931457), (279, 781222), (403, 540846), (558, 390611), (806, 270423), (1209, 180282), (2418, 90141), (3627, 60094), (7254, 30047)]