161663362

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 303943680

約数和(自身を除く): 142280318

約数列:

[1, 2, 7, 14, 19, 38, 47, 67, 94, 133, 134, 193, 266, 329, 386, 469, 658, 893, 938, 1273, 1351, 1786, 2546, 2702, 3149, 3667, 6251, 6298, 7334, 8911, 9071, 12502, 12931, 17822, 18142, 22043, 25669, 25862, 44086, 51338, 59831, 63497, 90517, 119662, 126994, 172349, 181034, 245689, 344698, 418817, 491378, 607757, 837634, 1206443, 1215514, 1719823, 2412886, 3439646, 4254299, 8508598, 11547383, 23094766, 80831681, 161663362]

約数ペア:

[(1, 161663362), (2, 80831681), (7, 23094766), (14, 11547383), (19, 8508598), (38, 4254299), (47, 3439646), (67, 2412886), (94, 1719823), (133, 1215514), (134, 1206443), (193, 837634), (266, 607757), (329, 491378), (386, 418817), (469, 344698), (658, 245689), (893, 181034), (938, 172349), (1273, 126994), (1351, 119662), (1786, 90517), (2546, 63497), (2702, 59831), (3149, 51338), (3667, 44086), (6251, 25862), (6298, 25669), (7334, 22043), (8911, 18142), (9071, 17822), (12502, 12931)]