221330886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 575078400

約数和(自身を除く): 353747514

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 31, 38, 42, 46, 57, 62, 69, 93, 114, 133, 138, 161, 186, 217, 266, 322, 389, 399, 434, 437, 483, 589, 651, 713, 778, 798, 874, 966, 1167, 1178, 1302, 1311, 1426, 1767, 2139, 2334, 2622, 2723, 3059, 3534, 4123, 4278, 4991, 5446, 6118, 7391, 8169, 8246, 8947, 9177, 9982, 12059, 12369, 13547, 14782, 14973, 16338, 17894, 18354, 22173, 24118, 24738, 26841, 27094, 29946, 36177, 40641, 44346, 51737, 53682, 62629, 72354, 81282, 84413, 94829, 103474, 125258, 155211, 168826, 169993, 187887, 189658, 229121, 253239, 277357, 284487, 310422, 339986, 375774, 458242, 506478, 509979, 554714, 568974, 687363, 832071, 1019958, 1189951, 1374726, 1603847, 1664142, 1941499, 2379902, 3207694, 3569853, 3882998, 4811541, 5269783, 5824497, 7139706, 9623082, 10539566, 11648994, 15809349, 31618698, 36888481, 73776962, 110665443, 221330886]

約数ペア:

[(1, 221330886), (2, 110665443), (3, 73776962), (6, 36888481), (7, 31618698), (14, 15809349), (19, 11648994), (21, 10539566), (23, 9623082), (31, 7139706), (38, 5824497), (42, 5269783), (46, 4811541), (57, 3882998), (62, 3569853), (69, 3207694), (93, 2379902), (114, 1941499), (133, 1664142), (138, 1603847), (161, 1374726), (186, 1189951), (217, 1019958), (266, 832071), (322, 687363), (389, 568974), (399, 554714), (434, 509979), (437, 506478), (483, 458242), (589, 375774), (651, 339986), (713, 310422), (778, 284487), (798, 277357), (874, 253239), (966, 229121), (1167, 189658), (1178, 187887), (1302, 169993), (1311, 168826), (1426, 155211), (1767, 125258), (2139, 103474), (2334, 94829), (2622, 84413), (2723, 81282), (3059, 72354), (3534, 62629), (4123, 53682), (4278, 51737), (4991, 44346), (5446, 40641), (6118, 36177), (7391, 29946), (8169, 27094), (8246, 26841), (8947, 24738), (9177, 24118), (9982, 22173), (12059, 18354), (12369, 17894), (13547, 16338), (14782, 14973)]