28592811

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 48098400

約数和(自身を除く): 19505589

約数列:

[1, 3, 9, 13, 27, 29, 39, 53, 87, 117, 159, 261, 351, 377, 477, 689, 783, 1131, 1431, 1537, 2067, 2809, 3393, 4611, 6201, 8427, 10179, 13833, 18603, 19981, 25281, 36517, 41499, 59943, 75843, 81461, 109551, 179829, 244383, 328653, 539487, 733149, 985959, 1058993, 2199447, 3176979, 9530937, 28592811]

約数ペア:

[(1, 28592811), (3, 9530937), (9, 3176979), (13, 2199447), (27, 1058993), (29, 985959), (39, 733149), (53, 539487), (87, 328653), (117, 244383), (159, 179829), (261, 109551), (351, 81461), (377, 75843), (477, 59943), (689, 41499), (783, 36517), (1131, 25281), (1431, 19981), (1537, 18603), (2067, 13833), (2809, 10179), (3393, 8427), (4611, 6201)]