1986894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1241

約数の個数: 48

約数和(自身を含む): 5302752

約数和(自身を除く): 3315858

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1213, 1638, 2426, 3639, 7278, 8491, 10917, 15769, 16982, 21834, 25473, 31538, 47307, 50946, 76419, 94614, 110383, 141921, 152838, 220766, 283842, 331149, 662298, 993447, 1986894]

約数ペア:

[(1, 1986894), (2, 993447), (3, 662298), (6, 331149), (7, 283842), (9, 220766), (13, 152838), (14, 141921), (18, 110383), (21, 94614), (26, 76419), (39, 50946), (42, 47307), (63, 31538), (78, 25473), (91, 21834), (117, 16982), (126, 15769), (182, 10917), (234, 8491), (273, 7278), (546, 3639), (819, 2426), (1213, 1638)]