16991534

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 16186066

約数列:

[1, 2, 7, 14, 17, 31, 34, 47, 49, 62, 94, 98, 119, 217, 238, 329, 343, 434, 527, 658, 686, 799, 833, 1054, 1457, 1519, 1598, 1666, 2303, 2914, 3038, 3689, 4606, 5593, 5831, 7378, 10199, 10633, 11186, 11662, 16121, 20398, 21266, 24769, 25823, 32242, 39151, 49538, 51646, 71393, 78302, 142786, 173383, 180761, 274057, 346766, 361522, 499751, 548114, 999502, 1213681, 2427362, 8495767, 16991534]

約数ペア:

[(1, 16991534), (2, 8495767), (7, 2427362), (14, 1213681), (17, 999502), (31, 548114), (34, 499751), (47, 361522), (49, 346766), (62, 274057), (94, 180761), (98, 173383), (119, 142786), (217, 78302), (238, 71393), (329, 51646), (343, 49538), (434, 39151), (527, 32242), (658, 25823), (686, 24769), (799, 21266), (833, 20398), (1054, 16121), (1457, 11662), (1519, 11186), (1598, 10633), (1666, 10199), (2303, 7378), (2914, 5831), (3038, 5593), (3689, 4606)]