838348866

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:561

約数の個数: 80

約数和(自身を含む): 1913285880

約数和(自身を除く): 1074937014

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 197, 218, 241, 327, 394, 482, 591, 654, 723, 981, 1182, 1446, 1773, 1962, 2169, 2943, 3546, 4338, 5319, 5886, 6507, 8829, 10638, 13014, 15957, 17658, 19521, 21473, 26269, 31914, 39042, 42946, 47477, 52538, 64419, 78807, 94954, 128838, 142431, 157614, 193257, 236421, 284862, 386514, 427293, 472842, 579771, 709263, 854586, 1159542, 1281879, 1418526, 1739313, 2127789, 2563758, 3478626, 3845637, 4255578, 5174993, 7691274, 10349986, 15524979, 31049958, 46574937, 93149874, 139724811, 279449622, 419174433, 838348866]

約数ペア:

[(1, 838348866), (2, 419174433), (3, 279449622), (6, 139724811), (9, 93149874), (18, 46574937), (27, 31049958), (54, 15524979), (81, 10349986), (109, 7691274), (162, 5174993), (197, 4255578), (218, 3845637), (241, 3478626), (327, 2563758), (394, 2127789), (482, 1739313), (591, 1418526), (654, 1281879), (723, 1159542), (981, 854586), (1182, 709263), (1446, 579771), (1773, 472842), (1962, 427293), (2169, 386514), (2943, 284862), (3546, 236421), (4338, 193257), (5319, 157614), (5886, 142431), (6507, 128838), (8829, 94954), (10638, 78807), (13014, 64419), (15957, 52538), (17658, 47477), (19521, 42946), (21473, 39042), (26269, 31914)]