28421652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 81027072

約数和(自身を除く): 52605420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 47, 69, 84, 92, 94, 138, 141, 161, 188, 276, 282, 313, 322, 329, 483, 564, 626, 644, 658, 939, 966, 987, 1081, 1252, 1316, 1878, 1932, 1974, 2162, 2191, 3243, 3756, 3948, 4324, 4382, 6486, 6573, 7199, 7567, 8764, 12972, 13146, 14398, 14711, 15134, 21597, 22701, 26292, 28796, 29422, 30268, 43194, 44133, 45402, 50393, 58844, 86388, 88266, 90804, 100786, 102977, 151179, 176532, 201572, 205954, 302358, 308931, 338353, 411908, 604716, 617862, 676706, 1015059, 1235724, 1353412, 2030118, 2368471, 4060236, 4736942, 7105413, 9473884, 14210826, 28421652]

約数ペア:

[(1, 28421652), (2, 14210826), (3, 9473884), (4, 7105413), (6, 4736942), (7, 4060236), (12, 2368471), (14, 2030118), (21, 1353412), (23, 1235724), (28, 1015059), (42, 676706), (46, 617862), (47, 604716), (69, 411908), (84, 338353), (92, 308931), (94, 302358), (138, 205954), (141, 201572), (161, 176532), (188, 151179), (276, 102977), (282, 100786), (313, 90804), (322, 88266), (329, 86388), (483, 58844), (564, 50393), (626, 45402), (644, 44133), (658, 43194), (939, 30268), (966, 29422), (987, 28796), (1081, 26292), (1252, 22701), (1316, 21597), (1878, 15134), (1932, 14711), (1974, 14398), (2162, 13146), (2191, 12972), (3243, 8764), (3756, 7567), (3948, 7199), (4324, 6573), (4382, 6486)]