401020686

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 1026432000

約数和(自身を除く): 625411314

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 149, 197, 198, 207, 253, 297, 298, 394, 414, 447, 506, 591, 594, 621, 759, 894, 1182, 1242, 1341, 1518, 1639, 1773, 2167, 2277, 2682, 3278, 3427, 3546, 4023, 4334, 4531, 4554, 4917, 5319, 6501, 6831, 6854, 8046, 9062, 9834, 10281, 10638, 13002, 13593, 13662, 14751, 19503, 20562, 27186, 29353, 29502, 30843, 37697, 39006, 40779, 44253, 49841, 58509, 58706, 61686, 75394, 81558, 88059, 88506, 92529, 99682, 113091, 117018, 122337, 149523, 176118, 185058, 226182, 244674, 264177, 299046, 322883, 339273, 448569, 528354, 645766, 675119, 678546, 792531, 897138, 968649, 1017819, 1345707, 1350238, 1585062, 1937298, 2025357, 2035638, 2691414, 2905947, 4050714, 5811894, 6076071, 7426309, 8717841, 12152142, 14852618, 17435682, 18228213, 22278927, 36456426, 44557854, 66836781, 133673562, 200510343, 401020686]

約数ペア:

[(1, 401020686), (2, 200510343), (3, 133673562), (6, 66836781), (9, 44557854), (11, 36456426), (18, 22278927), (22, 18228213), (23, 17435682), (27, 14852618), (33, 12152142), (46, 8717841), (54, 7426309), (66, 6076071), (69, 5811894), (99, 4050714), (138, 2905947), (149, 2691414), (197, 2035638), (198, 2025357), (207, 1937298), (253, 1585062), (297, 1350238), (298, 1345707), (394, 1017819), (414, 968649), (447, 897138), (506, 792531), (591, 678546), (594, 675119), (621, 645766), (759, 528354), (894, 448569), (1182, 339273), (1242, 322883), (1341, 299046), (1518, 264177), (1639, 244674), (1773, 226182), (2167, 185058), (2277, 176118), (2682, 149523), (3278, 122337), (3427, 117018), (3546, 113091), (4023, 99682), (4334, 92529), (4531, 88506), (4554, 88059), (4917, 81558), (5319, 75394), (6501, 61686), (6831, 58706), (6854, 58509), (8046, 49841), (9062, 44253), (9834, 40779), (10281, 39006), (10638, 37697), (13002, 30843), (13593, 29502), (13662, 29353), (14751, 27186), (19503, 20562)]