30915318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2039}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 74615040

約数和(自身を除く): 43699722

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 361, 399, 722, 798, 1083, 2039, 2166, 2527, 4078, 5054, 6117, 7581, 12234, 14273, 15162, 28546, 38741, 42819, 77482, 85638, 116223, 232446, 271187, 542374, 736079, 813561, 1472158, 1627122, 2208237, 4416474, 5152553, 10305106, 15457659, 30915318]

約数ペア:

[(1, 30915318), (2, 15457659), (3, 10305106), (6, 5152553), (7, 4416474), (14, 2208237), (19, 1627122), (21, 1472158), (38, 813561), (42, 736079), (57, 542374), (114, 271187), (133, 232446), (266, 116223), (361, 85638), (399, 77482), (722, 42819), (798, 38741), (1083, 28546), (2039, 15162), (2166, 14273), (2527, 12234), (4078, 7581), (5054, 6117)]