1520671698

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{309457}}^1$

素因数の和:309488

約数の個数: 64

約数和(自身を含む): 4159115520

約数和(自身を除く): 2638443822

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 309457, 618914, 928371, 1856742, 2166199, 2785113, 4022941, 4332398, 5570226, 6498597, 8045882, 8355339, 12068823, 12997194, 16710678, 19495791, 24137646, 28160587, 36206469, 38991582, 56321174, 58487373, 72412938, 84481761, 108619407, 116974746, 168963522, 217238814, 253445283, 506890566, 760335849, 1520671698]

約数ペア:

[(1, 1520671698), (2, 760335849), (3, 506890566), (6, 253445283), (7, 217238814), (9, 168963522), (13, 116974746), (14, 108619407), (18, 84481761), (21, 72412938), (26, 58487373), (27, 56321174), (39, 38991582), (42, 36206469), (54, 28160587), (63, 24137646), (78, 19495791), (91, 16710678), (117, 12997194), (126, 12068823), (182, 8355339), (189, 8045882), (234, 6498597), (273, 5570226), (351, 4332398), (378, 4022941), (546, 2785113), (702, 2166199), (819, 1856742), (1638, 928371), (2457, 618914), (4914, 309457)]