901439931

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{1753}}^1$

素因数の和:2331

約数の個数: 32

約数和(自身を含む): 1406343168

約数和(自身を除く): 504903237

約数列:

[1, 3, 7, 21, 47, 141, 329, 521, 987, 1563, 1753, 3647, 5259, 10941, 12271, 24487, 36813, 73461, 82391, 171409, 247173, 514227, 576737, 913313, 1730211, 2739939, 6393191, 19179573, 42925711, 128777133, 300479977, 901439931]

約数ペア:

[(1, 901439931), (3, 300479977), (7, 128777133), (21, 42925711), (47, 19179573), (141, 6393191), (329, 2739939), (521, 1730211), (987, 913313), (1563, 576737), (1753, 514227), (3647, 247173), (5259, 171409), (10941, 82391), (12271, 73461), (24487, 36813)]