7908978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 22394880

約数和(自身を除く): 14485902

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 19, 21, 22, 33, 34, 38, 42, 51, 53, 57, 66, 77, 102, 106, 114, 119, 133, 154, 159, 187, 209, 231, 238, 266, 318, 323, 357, 371, 374, 399, 418, 462, 561, 583, 627, 646, 714, 742, 798, 901, 969, 1007, 1113, 1122, 1166, 1254, 1309, 1463, 1749, 1802, 1938, 2014, 2226, 2261, 2618, 2703, 2926, 3021, 3498, 3553, 3927, 4081, 4389, 4522, 5406, 6042, 6307, 6783, 7049, 7106, 7854, 8162, 8778, 9911, 10659, 11077, 12243, 12614, 13566, 14098, 17119, 18921, 19822, 21147, 21318, 22154, 24486, 24871, 29733, 33231, 34238, 37842, 42294, 49742, 51357, 59466, 66462, 69377, 74613, 77539, 102714, 119833, 138754, 149226, 155078, 188309, 208131, 232617, 239666, 359499, 376618, 416262, 465234, 564927, 718998, 1129854, 1318163, 2636326, 3954489, 7908978]

約数ペア:

[(1, 7908978), (2, 3954489), (3, 2636326), (6, 1318163), (7, 1129854), (11, 718998), (14, 564927), (17, 465234), (19, 416262), (21, 376618), (22, 359499), (33, 239666), (34, 232617), (38, 208131), (42, 188309), (51, 155078), (53, 149226), (57, 138754), (66, 119833), (77, 102714), (102, 77539), (106, 74613), (114, 69377), (119, 66462), (133, 59466), (154, 51357), (159, 49742), (187, 42294), (209, 37842), (231, 34238), (238, 33231), (266, 29733), (318, 24871), (323, 24486), (357, 22154), (371, 21318), (374, 21147), (399, 19822), (418, 18921), (462, 17119), (561, 14098), (583, 13566), (627, 12614), (646, 12243), (714, 11077), (742, 10659), (798, 9911), (901, 8778), (969, 8162), (1007, 7854), (1113, 7106), (1122, 7049), (1166, 6783), (1254, 6307), (1309, 6042), (1463, 5406), (1749, 4522), (1802, 4389), (1938, 4081), (2014, 3927), (2226, 3553), (2261, 3498), (2618, 3021), (2703, 2926)]