649167714

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89491}}^1$

素因数の和:89543

約数の個数: 48

約数和(自身を含む): 1563604224

約数和(自身を除く): 914436510

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 89491, 178982, 268473, 536946, 805419, 1163383, 1610838, 2326766, 2774221, 3490149, 5548442, 6980298, 8322663, 10470447, 16645326, 20940894, 24967989, 36064873, 49935978, 72129746, 108194619, 216389238, 324583857, 649167714]

約数ペア:

[(1, 649167714), (2, 324583857), (3, 216389238), (6, 108194619), (9, 72129746), (13, 49935978), (18, 36064873), (26, 24967989), (31, 20940894), (39, 16645326), (62, 10470447), (78, 8322663), (93, 6980298), (117, 5548442), (186, 3490149), (234, 2774221), (279, 2326766), (403, 1610838), (558, 1163383), (806, 805419), (1209, 536946), (2418, 268473), (3627, 178982), (7254, 89491)]