421329902

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 789626880

約数和(自身を除く): 368296978

約数列:

[1, 2, 7, 14, 19, 38, 47, 67, 94, 133, 134, 266, 329, 469, 503, 658, 893, 938, 1006, 1273, 1786, 2546, 3149, 3521, 6251, 6298, 7042, 8911, 9557, 12502, 17822, 19114, 22043, 23641, 33701, 44086, 47282, 59831, 66899, 67402, 119662, 133798, 165487, 235907, 330974, 418817, 449179, 471814, 640319, 837634, 898358, 1280638, 1583947, 3144253, 3167894, 4482233, 6288506, 8964466, 11087629, 22175258, 30094993, 60189986, 210664951, 421329902]

約数ペア:

[(1, 421329902), (2, 210664951), (7, 60189986), (14, 30094993), (19, 22175258), (38, 11087629), (47, 8964466), (67, 6288506), (94, 4482233), (133, 3167894), (134, 3144253), (266, 1583947), (329, 1280638), (469, 898358), (503, 837634), (658, 640319), (893, 471814), (938, 449179), (1006, 418817), (1273, 330974), (1786, 235907), (2546, 165487), (3149, 133798), (3521, 119662), (6251, 67402), (6298, 66899), (7042, 59831), (8911, 47282), (9557, 44086), (12502, 33701), (17822, 23641), (19114, 22043)]