217554844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 418350240

約数和(自身を除く): 200795396

約数列:

[1, 2, 4, 13, 26, 52, 109, 131, 218, 262, 293, 436, 524, 586, 1172, 1417, 1703, 2834, 3406, 3809, 5668, 6812, 7618, 14279, 15236, 28558, 31937, 38383, 57116, 63874, 76766, 127748, 153532, 185627, 371254, 415181, 498979, 742508, 830362, 997958, 1660724, 1995916, 4183747, 8367494, 16734988, 54388711, 108777422, 217554844]

約数ペア:

[(1, 217554844), (2, 108777422), (4, 54388711), (13, 16734988), (26, 8367494), (52, 4183747), (109, 1995916), (131, 1660724), (218, 997958), (262, 830362), (293, 742508), (436, 498979), (524, 415181), (586, 371254), (1172, 185627), (1417, 153532), (1703, 127748), (2834, 76766), (3406, 63874), (3809, 57116), (5668, 38383), (6812, 31937), (7618, 28558), (14279, 15236)]