16287348532

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{220421}}^1$

素因数の和:220481

約数の個数: 72

約数和(自身を含む): 36938318760

約数和(自身を除く): 20650970228

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1274, 1421, 1508, 2548, 2639, 2842, 5278, 5684, 10556, 18473, 36946, 73892, 220421, 440842, 881684, 1542947, 2865473, 3085894, 5730946, 6171788, 6392209, 10800629, 11461892, 12784418, 20058311, 21601258, 25568836, 40116622, 43202516, 44745463, 80233244, 83098717, 89490926, 140408177, 166197434, 178981852, 280816354, 313218241, 332394868, 561632708, 581691019, 626436482, 1163382038, 1252872964, 2326764076, 4071837133, 8143674266, 16287348532]

約数ペア:

[(1, 16287348532), (2, 8143674266), (4, 4071837133), (7, 2326764076), (13, 1252872964), (14, 1163382038), (26, 626436482), (28, 581691019), (29, 561632708), (49, 332394868), (52, 313218241), (58, 280816354), (91, 178981852), (98, 166197434), (116, 140408177), (182, 89490926), (196, 83098717), (203, 80233244), (364, 44745463), (377, 43202516), (406, 40116622), (637, 25568836), (754, 21601258), (812, 20058311), (1274, 12784418), (1421, 11461892), (1508, 10800629), (2548, 6392209), (2639, 6171788), (2842, 5730946), (5278, 3085894), (5684, 2865473), (10556, 1542947), (18473, 881684), (36946, 440842), (73892, 220421)]