281445444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4673}}^1$

素因数の和:4929

約数の個数: 72

約数和(自身を含む): 816641280

約数和(自身を除く): 535195836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1434, 1673, 2151, 2868, 3346, 4302, 4673, 5019, 6692, 8604, 9346, 10038, 14019, 15057, 18692, 20076, 28038, 30114, 32711, 42057, 56076, 60228, 65422, 84114, 98133, 130844, 168228, 196266, 294399, 392532, 588798, 1116847, 1177596, 2233694, 3350541, 4467388, 6701082, 7817929, 10051623, 13402164, 15635858, 20103246, 23453787, 31271716, 40206492, 46907574, 70361361, 93815148, 140722722, 281445444]

約数ペア:

[(1, 281445444), (2, 140722722), (3, 93815148), (4, 70361361), (6, 46907574), (7, 40206492), (9, 31271716), (12, 23453787), (14, 20103246), (18, 15635858), (21, 13402164), (28, 10051623), (36, 7817929), (42, 6701082), (63, 4467388), (84, 3350541), (126, 2233694), (239, 1177596), (252, 1116847), (478, 588798), (717, 392532), (956, 294399), (1434, 196266), (1673, 168228), (2151, 130844), (2868, 98133), (3346, 84114), (4302, 65422), (4673, 60228), (5019, 56076), (6692, 42057), (8604, 32711), (9346, 30114), (10038, 28038), (14019, 20076), (15057, 18692)]