427628838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 128

約数和(自身を含む): 1103155200

約数和(自身を除く): 675526362

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 113, 174, 182, 203, 226, 239, 273, 339, 377, 406, 478, 546, 609, 678, 717, 754, 791, 1131, 1218, 1434, 1469, 1582, 1673, 2262, 2373, 2639, 2938, 3107, 3277, 3346, 4407, 4746, 5019, 5278, 6214, 6554, 6931, 7917, 8814, 9321, 9831, 10038, 10283, 13862, 15834, 18642, 19662, 20566, 20793, 21749, 22939, 27007, 30849, 41586, 42601, 43498, 45878, 48517, 54014, 61698, 65247, 68817, 81021, 85202, 90103, 97034, 127803, 130494, 137634, 145551, 162042, 180206, 189049, 255606, 270309, 291102, 298207, 351091, 378098, 540618, 567147, 596414, 630721, 702182, 783203, 894621, 1053273, 1134294, 1261442, 1566406, 1789242, 1892163, 2106546, 2349609, 2457637, 3784326, 4699218, 4915274, 5482421, 7372911, 10181639, 10964842, 14745822, 16447263, 20363278, 30544917, 32894526, 61089834, 71271473, 142542946, 213814419, 427628838]

約数ペア:

[(1, 427628838), (2, 213814419), (3, 142542946), (6, 71271473), (7, 61089834), (13, 32894526), (14, 30544917), (21, 20363278), (26, 16447263), (29, 14745822), (39, 10964842), (42, 10181639), (58, 7372911), (78, 5482421), (87, 4915274), (91, 4699218), (113, 3784326), (174, 2457637), (182, 2349609), (203, 2106546), (226, 1892163), (239, 1789242), (273, 1566406), (339, 1261442), (377, 1134294), (406, 1053273), (478, 894621), (546, 783203), (609, 702182), (678, 630721), (717, 596414), (754, 567147), (791, 540618), (1131, 378098), (1218, 351091), (1434, 298207), (1469, 291102), (1582, 270309), (1673, 255606), (2262, 189049), (2373, 180206), (2639, 162042), (2938, 145551), (3107, 137634), (3277, 130494), (3346, 127803), (4407, 97034), (4746, 90103), (5019, 85202), (5278, 81021), (6214, 68817), (6554, 65247), (6931, 61698), (7917, 54014), (8814, 48517), (9321, 45878), (9831, 43498), (10038, 42601), (10283, 41586), (13862, 30849), (15834, 27007), (18642, 22939), (19662, 21749), (20566, 20793)]