197996876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 452874240

約数和(自身を除く): 254877364

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 89, 124, 154, 178, 217, 233, 308, 341, 356, 434, 466, 623, 682, 868, 932, 979, 1246, 1364, 1631, 1958, 2387, 2492, 2563, 2759, 3262, 3916, 4774, 5126, 5518, 6524, 6853, 7223, 9548, 10252, 11036, 13706, 14446, 17941, 19313, 20737, 27412, 28892, 30349, 35882, 38626, 41474, 50561, 60698, 71764, 77252, 79453, 82948, 101122, 121396, 145159, 158906, 202244, 212443, 228107, 290318, 317812, 424886, 456214, 556171, 580636, 642847, 849772, 912428, 1112342, 1285694, 1596749, 2224684, 2571388, 3193498, 4499929, 6386996, 7071317, 8999858, 14142634, 17999716, 28285268, 49499219, 98998438, 197996876]

約数ペア:

[(1, 197996876), (2, 98998438), (4, 49499219), (7, 28285268), (11, 17999716), (14, 14142634), (22, 8999858), (28, 7071317), (31, 6386996), (44, 4499929), (62, 3193498), (77, 2571388), (89, 2224684), (124, 1596749), (154, 1285694), (178, 1112342), (217, 912428), (233, 849772), (308, 642847), (341, 580636), (356, 556171), (434, 456214), (466, 424886), (623, 317812), (682, 290318), (868, 228107), (932, 212443), (979, 202244), (1246, 158906), (1364, 145159), (1631, 121396), (1958, 101122), (2387, 82948), (2492, 79453), (2563, 77252), (2759, 71764), (3262, 60698), (3916, 50561), (4774, 41474), (5126, 38626), (5518, 35882), (6524, 30349), (6853, 28892), (7223, 27412), (9548, 20737), (10252, 19313), (11036, 17941), (13706, 14446)]