128689596

素因数分解:

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

素因数の和:1651

約数の個数: 72

約数和(自身を含む): 372960224

約数和(自身を除く): 244270628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 421, 842, 1213, 1263, 1684, 2426, 2526, 2947, 3639, 3789, 4852, 5052, 5894, 7278, 7578, 8491, 8841, 10917, 11788, 14556, 15156, 16982, 17682, 21834, 25473, 26523, 33964, 35364, 43668, 50946, 53046, 76419, 101892, 106092, 152838, 305676, 510673, 1021346, 1532019, 2042692, 3064038, 3574711, 4596057, 6128076, 7149422, 9192114, 10724133, 14298844, 18384228, 21448266, 32172399, 42896532, 64344798, 128689596]

約数ペア:

[(1, 128689596), (2, 64344798), (3, 42896532), (4, 32172399), (6, 21448266), (7, 18384228), (9, 14298844), (12, 10724133), (14, 9192114), (18, 7149422), (21, 6128076), (28, 4596057), (36, 3574711), (42, 3064038), (63, 2042692), (84, 1532019), (126, 1021346), (252, 510673), (421, 305676), (842, 152838), (1213, 106092), (1263, 101892), (1684, 76419), (2426, 53046), (2526, 50946), (2947, 43668), (3639, 35364), (3789, 33964), (4852, 26523), (5052, 25473), (5894, 21834), (7278, 17682), (7578, 16982), (8491, 15156), (8841, 14556), (10917, 11788)]