257379192

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1213}}^1$

素因数の和:1653

約数の個数: 96

約数和(自身を含む): 799200480

約数和(自身を除く): 541821288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 421, 504, 842, 1213, 1263, 1684, 2426, 2526, 2947, 3368, 3639, 3789, 4852, 5052, 5894, 7278, 7578, 8491, 8841, 9704, 10104, 10917, 11788, 14556, 15156, 16982, 17682, 21834, 23576, 25473, 26523, 29112, 30312, 33964, 35364, 43668, 50946, 53046, 67928, 70728, 76419, 87336, 101892, 106092, 152838, 203784, 212184, 305676, 510673, 611352, 1021346, 1532019, 2042692, 3064038, 3574711, 4085384, 4596057, 6128076, 7149422, 9192114, 10724133, 12256152, 14298844, 18384228, 21448266, 28597688, 32172399, 36768456, 42896532, 64344798, 85793064, 128689596, 257379192]

約数ペア:

[(1, 257379192), (2, 128689596), (3, 85793064), (4, 64344798), (6, 42896532), (7, 36768456), (8, 32172399), (9, 28597688), (12, 21448266), (14, 18384228), (18, 14298844), (21, 12256152), (24, 10724133), (28, 9192114), (36, 7149422), (42, 6128076), (56, 4596057), (63, 4085384), (72, 3574711), (84, 3064038), (126, 2042692), (168, 1532019), (252, 1021346), (421, 611352), (504, 510673), (842, 305676), (1213, 212184), (1263, 203784), (1684, 152838), (2426, 106092), (2526, 101892), (2947, 87336), (3368, 76419), (3639, 70728), (3789, 67928), (4852, 53046), (5052, 50946), (5894, 43668), (7278, 35364), (7578, 33964), (8491, 30312), (8841, 29112), (9704, 26523), (10104, 25473), (10917, 23576), (11788, 21834), (14556, 17682), (15156, 16982)]