213016986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 592220160

約数和(自身を除く): 379203174

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 67, 78, 91, 117, 126, 134, 182, 189, 201, 234, 273, 351, 378, 402, 469, 546, 603, 647, 702, 819, 871, 938, 1206, 1294, 1407, 1638, 1742, 1809, 1941, 2457, 2613, 2814, 3618, 3882, 4221, 4529, 4914, 5226, 5823, 6097, 7839, 8411, 8442, 9058, 11646, 12194, 12663, 13587, 15678, 16822, 17469, 18291, 23517, 25233, 25326, 27174, 34938, 36582, 40761, 43349, 47034, 50466, 54873, 58877, 75699, 81522, 86698, 109746, 117754, 122283, 130047, 151398, 164619, 176631, 227097, 244566, 260094, 303443, 329238, 353262, 390141, 454194, 529893, 563537, 606886, 780282, 910329, 1059786, 1127074, 1170423, 1589679, 1690611, 1820658, 2340846, 2730987, 3179358, 3381222, 3944759, 5071833, 5461974, 7889518, 8192961, 10143666, 11834277, 15215499, 16385922, 23668554, 30430998, 35502831, 71005662, 106508493, 213016986]

約数ペア:

[(1, 213016986), (2, 106508493), (3, 71005662), (6, 35502831), (7, 30430998), (9, 23668554), (13, 16385922), (14, 15215499), (18, 11834277), (21, 10143666), (26, 8192961), (27, 7889518), (39, 5461974), (42, 5071833), (54, 3944759), (63, 3381222), (67, 3179358), (78, 2730987), (91, 2340846), (117, 1820658), (126, 1690611), (134, 1589679), (182, 1170423), (189, 1127074), (201, 1059786), (234, 910329), (273, 780282), (351, 606886), (378, 563537), (402, 529893), (469, 454194), (546, 390141), (603, 353262), (647, 329238), (702, 303443), (819, 260094), (871, 244566), (938, 227097), (1206, 176631), (1294, 164619), (1407, 151398), (1638, 130047), (1742, 122283), (1809, 117754), (1941, 109746), (2457, 86698), (2613, 81522), (2814, 75699), (3618, 58877), (3882, 54873), (4221, 50466), (4529, 47034), (4914, 43349), (5226, 40761), (5823, 36582), (6097, 34938), (7839, 27174), (8411, 25326), (8442, 25233), (9058, 23517), (11646, 18291), (12194, 17469), (12663, 16822), (13587, 15678)]