221715732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:781

約数の個数: 96

約数和(自身を含む): 611573760

約数和(自身を除く): 389858028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 89, 94, 141, 178, 188, 267, 282, 329, 356, 534, 564, 623, 631, 658, 987, 1068, 1246, 1262, 1316, 1869, 1893, 1974, 2492, 2524, 3738, 3786, 3948, 4183, 4417, 7476, 7572, 8366, 8834, 12549, 13251, 16732, 17668, 25098, 26502, 29281, 29657, 50196, 53004, 56159, 58562, 59314, 87843, 88971, 112318, 117124, 118628, 168477, 175686, 177942, 207599, 224636, 336954, 351372, 355884, 393113, 415198, 622797, 673908, 786226, 830396, 1179339, 1245594, 1572452, 2358678, 2491188, 2639473, 4717356, 5278946, 7918419, 10557892, 15836838, 18476311, 31673676, 36952622, 55428933, 73905244, 110857866, 221715732]

約数ペア:

[(1, 221715732), (2, 110857866), (3, 73905244), (4, 55428933), (6, 36952622), (7, 31673676), (12, 18476311), (14, 15836838), (21, 10557892), (28, 7918419), (42, 5278946), (47, 4717356), (84, 2639473), (89, 2491188), (94, 2358678), (141, 1572452), (178, 1245594), (188, 1179339), (267, 830396), (282, 786226), (329, 673908), (356, 622797), (534, 415198), (564, 393113), (623, 355884), (631, 351372), (658, 336954), (987, 224636), (1068, 207599), (1246, 177942), (1262, 175686), (1316, 168477), (1869, 118628), (1893, 117124), (1974, 112318), (2492, 88971), (2524, 87843), (3738, 59314), (3786, 58562), (3948, 56159), (4183, 53004), (4417, 50196), (7476, 29657), (7572, 29281), (8366, 26502), (8834, 25098), (12549, 17668), (13251, 16732)]