31303428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6473}}^1$

素因数の和:6524

約数の個数: 48

約数和(自身を含む): 81209856

約数和(自身を除く): 49906428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 6473, 12946, 19419, 25892, 38838, 77676, 84149, 168298, 200663, 252447, 336596, 401326, 504894, 601989, 802652, 1009788, 1203978, 2407956, 2608619, 5217238, 7825857, 10434476, 15651714, 31303428]

約数ペア:

[(1, 31303428), (2, 15651714), (3, 10434476), (4, 7825857), (6, 5217238), (12, 2608619), (13, 2407956), (26, 1203978), (31, 1009788), (39, 802652), (52, 601989), (62, 504894), (78, 401326), (93, 336596), (124, 252447), (156, 200663), (186, 168298), (372, 84149), (403, 77676), (806, 38838), (1209, 25892), (1612, 19419), (2418, 12946), (4836, 6473)]