209998712

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1633

約数の個数: 96

約数和(自身を含む): 516119040

約数和(自身を除く): 306120328

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 124, 154, 196, 217, 248, 308, 341, 392, 434, 539, 616, 682, 868, 1078, 1364, 1519, 1571, 1736, 2156, 2387, 2728, 3038, 3142, 4312, 4774, 6076, 6284, 9548, 10997, 12152, 12568, 16709, 17281, 19096, 21994, 33418, 34562, 43988, 48701, 66836, 69124, 76979, 87976, 97402, 120967, 133672, 138248, 153958, 194804, 241934, 307916, 340907, 389608, 483868, 535711, 615832, 681814, 846769, 967736, 1071422, 1363628, 1693538, 2142844, 2386349, 2727256, 3387076, 3749977, 4285688, 4772698, 6774152, 7499954, 9545396, 14999908, 19090792, 26249839, 29999816, 52499678, 104999356, 209998712]

約数ペア:

[(1, 209998712), (2, 104999356), (4, 52499678), (7, 29999816), (8, 26249839), (11, 19090792), (14, 14999908), (22, 9545396), (28, 7499954), (31, 6774152), (44, 4772698), (49, 4285688), (56, 3749977), (62, 3387076), (77, 2727256), (88, 2386349), (98, 2142844), (124, 1693538), (154, 1363628), (196, 1071422), (217, 967736), (248, 846769), (308, 681814), (341, 615832), (392, 535711), (434, 483868), (539, 389608), (616, 340907), (682, 307916), (868, 241934), (1078, 194804), (1364, 153958), (1519, 138248), (1571, 133672), (1736, 120967), (2156, 97402), (2387, 87976), (2728, 76979), (3038, 69124), (3142, 66836), (4312, 48701), (4774, 43988), (6076, 34562), (6284, 33418), (9548, 21994), (10997, 19096), (12152, 17281), (12568, 16709)]