8678527438

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61909}}^1$

素因数の和:61985

約数の個数: 64

約数和(自身を含む): 17116876800

約数和(自身を除く): 8438349362

約数列:

[1, 2, 7, 14, 17, 19, 31, 34, 38, 62, 119, 133, 217, 238, 266, 323, 434, 527, 589, 646, 1054, 1178, 2261, 3689, 4123, 4522, 7378, 8246, 10013, 20026, 61909, 70091, 123818, 140182, 433363, 866726, 1052453, 1176271, 1919179, 2104906, 2352542, 3838358, 7367171, 8233897, 13434253, 14734342, 16467794, 19996607, 26868506, 32626043, 36464401, 39993214, 65252086, 72928802, 139976249, 228382301, 255250807, 279952498, 456764602, 510501614, 619894817, 1239789634, 4339263719, 8678527438]

約数ペア:

[(1, 8678527438), (2, 4339263719), (7, 1239789634), (14, 619894817), (17, 510501614), (19, 456764602), (31, 279952498), (34, 255250807), (38, 228382301), (62, 139976249), (119, 72928802), (133, 65252086), (217, 39993214), (238, 36464401), (266, 32626043), (323, 26868506), (434, 19996607), (527, 16467794), (589, 14734342), (646, 13434253), (1054, 8233897), (1178, 7367171), (2261, 3838358), (3689, 2352542), (4123, 2104906), (4522, 1919179), (7378, 1176271), (8246, 1052453), (10013, 866726), (20026, 433363), (61909, 140182), (70091, 123818)]