72011331

素因数分解:

$3^2\times 7^2\times {\mathrm{283}}^1\times {\mathrm{577}}^1$

素因数の和:880

約数の個数: 36

約数和(自身を含む): 121636632

約数和(自身を除く): 49625301

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 283, 441, 577, 849, 1731, 1981, 2547, 4039, 5193, 5943, 12117, 13867, 17829, 28273, 36351, 41601, 84819, 124803, 163291, 254457, 489873, 1143037, 1469619, 3429111, 8001259, 10287333, 24003777, 72011331]

約数ペア:

[(1, 72011331), (3, 24003777), (7, 10287333), (9, 8001259), (21, 3429111), (49, 1469619), (63, 1143037), (147, 489873), (283, 254457), (441, 163291), (577, 124803), (849, 84819), (1731, 41601), (1981, 36351), (2547, 28273), (4039, 17829), (5193, 13867), (5943, 12117)]