211313968

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{1181}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 419477616

約数和(自身を除く): 208163648

約数列:

[1, 2, 4, 8, 16, 53, 106, 211, 212, 422, 424, 844, 848, 1181, 1688, 2362, 3376, 4724, 9448, 11183, 18896, 22366, 44732, 62593, 89464, 125186, 178928, 249191, 250372, 498382, 500744, 996764, 1001488, 1993528, 3987056, 13207123, 26414246, 52828492, 105656984, 211313968]

約数ペア:

[(1, 211313968), (2, 105656984), (4, 52828492), (8, 26414246), (16, 13207123), (53, 3987056), (106, 1993528), (211, 1001488), (212, 996764), (422, 500744), (424, 498382), (844, 250372), (848, 249191), (1181, 178928), (1688, 125186), (2362, 89464), (3376, 62593), (4724, 44732), (9448, 22366), (11183, 18896)]