289889316

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{467}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 753296544

約数和(自身を除く): 463407228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 401, 467, 516, 774, 802, 934, 1203, 1401, 1548, 1604, 1868, 2406, 2802, 3609, 4203, 4812, 5604, 7218, 8406, 14436, 16812, 17243, 20081, 34486, 40162, 51729, 60243, 68972, 80324, 103458, 120486, 155187, 180729, 187267, 206916, 240972, 310374, 361458, 374534, 561801, 620748, 722916, 749068, 1123602, 1685403, 2247204, 3370806, 6741612, 8052481, 16104962, 24157443, 32209924, 48314886, 72472329, 96629772, 144944658, 289889316]

約数ペア:

[(1, 289889316), (2, 144944658), (3, 96629772), (4, 72472329), (6, 48314886), (9, 32209924), (12, 24157443), (18, 16104962), (36, 8052481), (43, 6741612), (86, 3370806), (129, 2247204), (172, 1685403), (258, 1123602), (387, 749068), (401, 722916), (467, 620748), (516, 561801), (774, 374534), (802, 361458), (934, 310374), (1203, 240972), (1401, 206916), (1548, 187267), (1604, 180729), (1868, 155187), (2406, 120486), (2802, 103458), (3609, 80324), (4203, 68972), (4812, 60243), (5604, 51729), (7218, 40162), (8406, 34486), (14436, 20081), (16812, 17243)]