1283999724

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{727891}}^1$

素因数の和:727915

約数の個数: 54

約数和(自身を含む): 3775575804

約数和(自身を除く): 2491576080

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 727891, 1455782, 2183673, 2911564, 4367346, 5095237, 6551019, 8734692, 10190474, 13102038, 15285711, 20380948, 26204076, 30571422, 35666659, 45857133, 61142844, 71333318, 91714266, 106999977, 142666636, 183428532, 213999954, 320999931, 427999908, 641999862, 1283999724]

約数ペア:

[(1, 1283999724), (2, 641999862), (3, 427999908), (4, 320999931), (6, 213999954), (7, 183428532), (9, 142666636), (12, 106999977), (14, 91714266), (18, 71333318), (21, 61142844), (28, 45857133), (36, 35666659), (42, 30571422), (49, 26204076), (63, 20380948), (84, 15285711), (98, 13102038), (126, 10190474), (147, 8734692), (196, 6551019), (252, 5095237), (294, 4367346), (441, 2911564), (588, 2183673), (882, 1455782), (1764, 727891)]