978993316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{34721}}^1$

素因数の和:34804

約数の個数: 48

約数和(自身を含む): 2099986560

約数和(自身を除く): 1120993244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 1007, 1484, 2014, 4028, 7049, 14098, 28196, 34721, 69442, 138884, 243047, 486094, 659699, 972188, 1319398, 1840213, 2638796, 3680426, 4617893, 7360852, 9235786, 12881491, 18471572, 25762982, 34964047, 51525964, 69928094, 139856188, 244748329, 489496658, 978993316]

約数ペア:

[(1, 978993316), (2, 489496658), (4, 244748329), (7, 139856188), (14, 69928094), (19, 51525964), (28, 34964047), (38, 25762982), (53, 18471572), (76, 12881491), (106, 9235786), (133, 7360852), (212, 4617893), (266, 3680426), (371, 2638796), (532, 1840213), (742, 1319398), (1007, 972188), (1484, 659699), (2014, 486094), (4028, 243047), (7049, 138884), (14098, 69442), (28196, 34721)]