420174062

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 816611328

約数和(自身を除く): 396437266

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 283, 311, 341, 434, 566, 622, 682, 1981, 2177, 2387, 3113, 3421, 3962, 4354, 4774, 6226, 6842, 8773, 9641, 17546, 19282, 21791, 23947, 43582, 47894, 61411, 67487, 88013, 96503, 106051, 122822, 134974, 176026, 193006, 212102, 616091, 675521, 742357, 968143, 1232182, 1351042, 1484714, 1936286, 2728403, 5456806, 6777001, 13554002, 19098821, 30012433, 38197642, 60024866, 210087031, 420174062]

約数ペア:

[(1, 420174062), (2, 210087031), (7, 60024866), (11, 38197642), (14, 30012433), (22, 19098821), (31, 13554002), (62, 6777001), (77, 5456806), (154, 2728403), (217, 1936286), (283, 1484714), (311, 1351042), (341, 1232182), (434, 968143), (566, 742357), (622, 675521), (682, 616091), (1981, 212102), (2177, 193006), (2387, 176026), (3113, 134974), (3421, 122822), (3962, 106051), (4354, 96503), (4774, 88013), (6226, 67487), (6842, 61411), (8773, 47894), (9641, 43582), (17546, 23947), (19282, 21791)]