28974894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 67350528

約数和(自身を除く): 38375634

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 186, 299, 403, 521, 598, 713, 806, 897, 1042, 1209, 1426, 1563, 1794, 2139, 2418, 3126, 4278, 6773, 9269, 11983, 13546, 16151, 18538, 20319, 23966, 27807, 32302, 35949, 40638, 48453, 55614, 71898, 96906, 155779, 209963, 311558, 371473, 419926, 467337, 629889, 742946, 934674, 1114419, 1259778, 2228838, 4829149, 9658298, 14487447, 28974894]

約数ペア:

[(1, 28974894), (2, 14487447), (3, 9658298), (6, 4829149), (13, 2228838), (23, 1259778), (26, 1114419), (31, 934674), (39, 742946), (46, 629889), (62, 467337), (69, 419926), (78, 371473), (93, 311558), (138, 209963), (186, 155779), (299, 96906), (403, 71898), (521, 55614), (598, 48453), (713, 40638), (806, 35949), (897, 32302), (1042, 27807), (1209, 23966), (1426, 20319), (1563, 18538), (1794, 16151), (2139, 13546), (2418, 11983), (3126, 9269), (4278, 6773)]