172251758

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 320659200

約数和(自身を除く): 148407442

約数列:

[1, 2, 7, 14, 19, 38, 49, 79, 98, 133, 158, 266, 553, 931, 1106, 1171, 1501, 1862, 2342, 3002, 3871, 7742, 8197, 10507, 16394, 21014, 22249, 44498, 57379, 73549, 92509, 114758, 147098, 155743, 185018, 311486, 647563, 1090201, 1295126, 1757671, 2180402, 3515342, 4532941, 9065882, 12303697, 24607394, 86125879, 172251758]

約数ペア:

[(1, 172251758), (2, 86125879), (7, 24607394), (14, 12303697), (19, 9065882), (38, 4532941), (49, 3515342), (79, 2180402), (98, 1757671), (133, 1295126), (158, 1090201), (266, 647563), (553, 311486), (931, 185018), (1106, 155743), (1171, 147098), (1501, 114758), (1862, 92509), (2342, 73549), (3002, 57379), (3871, 44498), (7742, 22249), (8197, 21014), (10507, 16394)]