28148868

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2293}}^1$

素因数の和:2345

約数の個数: 72

約数和(自身を含む): 80161536

約数和(自身を除く): 52012668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 2046, 2293, 3069, 4092, 4586, 6138, 6879, 9172, 12276, 13758, 20637, 25223, 27516, 41274, 50446, 71083, 75669, 82548, 100892, 142166, 151338, 213249, 227007, 284332, 302676, 426498, 454014, 639747, 781913, 852996, 908028, 1279494, 1563826, 2345739, 2558988, 3127652, 4691478, 7037217, 9382956, 14074434, 28148868]

約数ペア:

[(1, 28148868), (2, 14074434), (3, 9382956), (4, 7037217), (6, 4691478), (9, 3127652), (11, 2558988), (12, 2345739), (18, 1563826), (22, 1279494), (31, 908028), (33, 852996), (36, 781913), (44, 639747), (62, 454014), (66, 426498), (93, 302676), (99, 284332), (124, 227007), (132, 213249), (186, 151338), (198, 142166), (279, 100892), (341, 82548), (372, 75669), (396, 71083), (558, 50446), (682, 41274), (1023, 27516), (1116, 25223), (1364, 20637), (2046, 13758), (2293, 12276), (3069, 9172), (4092, 6879), (4586, 6138)]