1972026

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 80

約数和(自身を含む): 5296896

約数和(自身を除く): 3324870

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 47, 54, 63, 74, 81, 94, 111, 126, 141, 162, 189, 222, 259, 282, 329, 333, 378, 423, 518, 567, 658, 666, 777, 846, 987, 999, 1134, 1269, 1554, 1739, 1974, 1998, 2331, 2538, 2961, 2997, 3478, 3807, 4662, 5217, 5922, 5994, 6993, 7614, 8883, 10434, 12173, 13986, 15651, 17766, 20979, 24346, 26649, 31302, 36519, 41958, 46953, 53298, 73038, 93906, 109557, 140859, 219114, 281718, 328671, 657342, 986013, 1972026]

約数ペア:

[(1, 1972026), (2, 986013), (3, 657342), (6, 328671), (7, 281718), (9, 219114), (14, 140859), (18, 109557), (21, 93906), (27, 73038), (37, 53298), (42, 46953), (47, 41958), (54, 36519), (63, 31302), (74, 26649), (81, 24346), (94, 20979), (111, 17766), (126, 15651), (141, 13986), (162, 12173), (189, 10434), (222, 8883), (259, 7614), (282, 6993), (329, 5994), (333, 5922), (378, 5217), (423, 4662), (518, 3807), (567, 3478), (658, 2997), (666, 2961), (777, 2538), (846, 2331), (987, 1998), (999, 1974), (1134, 1739), (1269, 1554)]