199999764

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1889}}^1$

素因数の和:2089

約数の個数: 72

約数和(自身を含む): 538672680

約数和(自身を除く): 338672916

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 173, 204, 306, 346, 519, 612, 692, 1038, 1557, 1889, 2076, 2941, 3114, 3778, 5667, 5882, 6228, 7556, 8823, 11334, 11764, 17001, 17646, 22668, 26469, 32113, 34002, 35292, 52938, 64226, 68004, 96339, 105876, 128452, 192678, 289017, 326797, 385356, 578034, 653594, 980391, 1156068, 1307188, 1960782, 2941173, 3921564, 5555549, 5882346, 11111098, 11764692, 16666647, 22222196, 33333294, 49999941, 66666588, 99999882, 199999764]

約数ペア:

[(1, 199999764), (2, 99999882), (3, 66666588), (4, 49999941), (6, 33333294), (9, 22222196), (12, 16666647), (17, 11764692), (18, 11111098), (34, 5882346), (36, 5555549), (51, 3921564), (68, 2941173), (102, 1960782), (153, 1307188), (173, 1156068), (204, 980391), (306, 653594), (346, 578034), (519, 385356), (612, 326797), (692, 289017), (1038, 192678), (1557, 128452), (1889, 105876), (2076, 96339), (2941, 68004), (3114, 64226), (3778, 52938), (5667, 35292), (5882, 34002), (6228, 32113), (7556, 26469), (8823, 22668), (11334, 17646), (11764, 17001)]