213679466

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 449025024

約数和(自身を除く): 235345558

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 62, 77, 91, 121, 143, 154, 182, 217, 242, 286, 313, 341, 403, 434, 626, 682, 806, 847, 1001, 1573, 1694, 2002, 2191, 2387, 2821, 3146, 3443, 3751, 4069, 4382, 4433, 4774, 5642, 6886, 7502, 8138, 8866, 9703, 11011, 19406, 22022, 24101, 26257, 28483, 31031, 37873, 44759, 48202, 48763, 52514, 56966, 62062, 67921, 75746, 89518, 97526, 106733, 126139, 135842, 213466, 252278, 265111, 313313, 341341, 492349, 530222, 626626, 682682, 747131, 882973, 984698, 1174063, 1387529, 1494262, 1765946, 2348126, 2775058, 3446443, 6892886, 8218441, 9712703, 15262819, 16436882, 19425406, 30525638, 106839733, 213679466]

約数ペア:

[(1, 213679466), (2, 106839733), (7, 30525638), (11, 19425406), (13, 16436882), (14, 15262819), (22, 9712703), (26, 8218441), (31, 6892886), (62, 3446443), (77, 2775058), (91, 2348126), (121, 1765946), (143, 1494262), (154, 1387529), (182, 1174063), (217, 984698), (242, 882973), (286, 747131), (313, 682682), (341, 626626), (403, 530222), (434, 492349), (626, 341341), (682, 313313), (806, 265111), (847, 252278), (1001, 213466), (1573, 135842), (1694, 126139), (2002, 106733), (2191, 97526), (2387, 89518), (2821, 75746), (3146, 67921), (3443, 62062), (3751, 56966), (4069, 52514), (4382, 48763), (4433, 48202), (4774, 44759), (5642, 37873), (6886, 31031), (7502, 28483), (8138, 26257), (8866, 24101), (9703, 22022), (11011, 19406)]