30796857

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 56562688

約数和(自身を除く): 25765831

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1213, 1953, 2821, 3627, 3639, 8463, 8491, 10917, 15769, 25389, 25473, 37603, 47307, 76419, 110383, 112809, 141921, 263221, 331149, 338427, 488839, 789663, 993447, 1466517, 2368989, 3421873, 4399551, 10265619, 30796857]

約数ペア:

[(1, 30796857), (3, 10265619), (7, 4399551), (9, 3421873), (13, 2368989), (21, 1466517), (31, 993447), (39, 789663), (63, 488839), (91, 338427), (93, 331149), (117, 263221), (217, 141921), (273, 112809), (279, 110383), (403, 76419), (651, 47307), (819, 37603), (1209, 25473), (1213, 25389), (1953, 15769), (2821, 10917), (3627, 8491), (3639, 8463)]