978177844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{2897}}^1$

素因数の和:3328

約数の個数: 48

約数和(自身を含む): 2025354240

約数和(自身を除く): 1047176396

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 389, 434, 778, 868, 1556, 2723, 2897, 5446, 5794, 10892, 11588, 12059, 20279, 24118, 40558, 48236, 81116, 84413, 89807, 168826, 179614, 337652, 359228, 628649, 1126933, 1257298, 2253866, 2514596, 4507732, 7888531, 15777062, 31554124, 34934923, 69869846, 139739692, 244544461, 489088922, 978177844]

約数ペア:

[(1, 978177844), (2, 489088922), (4, 244544461), (7, 139739692), (14, 69869846), (28, 34934923), (31, 31554124), (62, 15777062), (124, 7888531), (217, 4507732), (389, 2514596), (434, 2253866), (778, 1257298), (868, 1126933), (1556, 628649), (2723, 359228), (2897, 337652), (5446, 179614), (5794, 168826), (10892, 89807), (11588, 84413), (12059, 81116), (20279, 48236), (24118, 40558)]