81011196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{571}}^1$

素因数の和:1151

約数の個数: 72

約数和(自身を含む): 234858624

約数和(自身を除く): 153847428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 563, 571, 1126, 1142, 1689, 1713, 2252, 2284, 3378, 3426, 3941, 3997, 5067, 5139, 6756, 6852, 7882, 7994, 10134, 10278, 11823, 11991, 15764, 15988, 20268, 20556, 23646, 23982, 35469, 35973, 47292, 47964, 70938, 71946, 141876, 143892, 321473, 642946, 964419, 1285892, 1928838, 2250311, 2893257, 3857676, 4500622, 5786514, 6750933, 9001244, 11573028, 13501866, 20252799, 27003732, 40505598, 81011196]

約数ペア:

[(1, 81011196), (2, 40505598), (3, 27003732), (4, 20252799), (6, 13501866), (7, 11573028), (9, 9001244), (12, 6750933), (14, 5786514), (18, 4500622), (21, 3857676), (28, 2893257), (36, 2250311), (42, 1928838), (63, 1285892), (84, 964419), (126, 642946), (252, 321473), (563, 143892), (571, 141876), (1126, 71946), (1142, 70938), (1689, 47964), (1713, 47292), (2252, 35973), (2284, 35469), (3378, 23982), (3426, 23646), (3941, 20556), (3997, 20268), (5067, 15988), (5139, 15764), (6756, 11991), (6852, 11823), (7882, 10278), (7994, 10134)]