286965172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 550685520

約数和(自身を除く): 263720348

約数列:

[1, 2, 4, 13, 26, 52, 109, 197, 218, 257, 394, 436, 514, 788, 1028, 1417, 2561, 2834, 3341, 5122, 5668, 6682, 10244, 13364, 21473, 28013, 42946, 50629, 56026, 85892, 101258, 112052, 202516, 279149, 364169, 558298, 658177, 728338, 1116596, 1316354, 1456676, 2632708, 5518561, 11037122, 22074244, 71741293, 143482586, 286965172]

約数ペア:

[(1, 286965172), (2, 143482586), (4, 71741293), (13, 22074244), (26, 11037122), (52, 5518561), (109, 2632708), (197, 1456676), (218, 1316354), (257, 1116596), (394, 728338), (436, 658177), (514, 558298), (788, 364169), (1028, 279149), (1417, 202516), (2561, 112052), (2834, 101258), (3341, 85892), (5122, 56026), (5668, 50629), (6682, 42946), (10244, 28013), (13364, 21473)]