16728894

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1494

約数の個数: 72

約数和(自身を含む): 45438120

約数和(自身を除く): 28709226

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1459, 1638, 1911, 2918, 3822, 4377, 5733, 8754, 10213, 11466, 13131, 18967, 20426, 26262, 30639, 37934, 56901, 61278, 71491, 91917, 113802, 132769, 142982, 170703, 183834, 214473, 265538, 341406, 398307, 428946, 643419, 796614, 929383, 1194921, 1286838, 1858766, 2389842, 2788149, 5576298, 8364447, 16728894]

約数ペア:

[(1, 16728894), (2, 8364447), (3, 5576298), (6, 2788149), (7, 2389842), (9, 1858766), (13, 1286838), (14, 1194921), (18, 929383), (21, 796614), (26, 643419), (39, 428946), (42, 398307), (49, 341406), (63, 265538), (78, 214473), (91, 183834), (98, 170703), (117, 142982), (126, 132769), (147, 113802), (182, 91917), (234, 71491), (273, 61278), (294, 56901), (441, 37934), (546, 30639), (637, 26262), (819, 20426), (882, 18967), (1274, 13131), (1459, 11466), (1638, 10213), (1911, 8754), (2918, 5733), (3822, 4377)]