1289596518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{5273}}^1$

素因数の和:5938

約数の個数: 64

約数和(自身を含む): 3280849920

約数和(自身を除く): 1991253402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 647, 1294, 1941, 3882, 4529, 5273, 5823, 9058, 10546, 11646, 13587, 15819, 17469, 27174, 31638, 34938, 36911, 40761, 47457, 73822, 81522, 94914, 110733, 122283, 142371, 221466, 244566, 284742, 332199, 664398, 996597, 1993194, 3411631, 6823262, 10234893, 20469786, 23881417, 30704679, 47762834, 61409358, 71644251, 92114037, 143288502, 184228074, 214932753, 429865506, 644798259, 1289596518]

約数ペア:

[(1, 1289596518), (2, 644798259), (3, 429865506), (6, 214932753), (7, 184228074), (9, 143288502), (14, 92114037), (18, 71644251), (21, 61409358), (27, 47762834), (42, 30704679), (54, 23881417), (63, 20469786), (126, 10234893), (189, 6823262), (378, 3411631), (647, 1993194), (1294, 996597), (1941, 664398), (3882, 332199), (4529, 284742), (5273, 244566), (5823, 221466), (9058, 142371), (10546, 122283), (11646, 110733), (13587, 94914), (15819, 81522), (17469, 73822), (27174, 47457), (31638, 40761), (34938, 36911)]