974300908

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 2050834464

約数和(自身を除く): 1076533556

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 71, 98, 106, 142, 196, 212, 284, 371, 497, 742, 994, 1321, 1484, 1988, 2597, 2642, 3479, 3763, 5194, 5284, 6958, 7526, 9247, 10388, 13916, 15052, 18494, 26341, 36988, 52682, 64729, 70013, 93791, 105364, 129458, 140026, 184387, 187582, 258916, 280052, 368774, 375164, 490091, 656537, 737548, 980182, 1313074, 1960364, 2626148, 3430637, 4595759, 4970923, 6861274, 9191518, 9941846, 13722548, 18383036, 19883692, 34796461, 69592922, 139185844, 243575227, 487150454, 974300908]

約数ペア:

[(1, 974300908), (2, 487150454), (4, 243575227), (7, 139185844), (14, 69592922), (28, 34796461), (49, 19883692), (53, 18383036), (71, 13722548), (98, 9941846), (106, 9191518), (142, 6861274), (196, 4970923), (212, 4595759), (284, 3430637), (371, 2626148), (497, 1960364), (742, 1313074), (994, 980182), (1321, 737548), (1484, 656537), (1988, 490091), (2597, 375164), (2642, 368774), (3479, 280052), (3763, 258916), (5194, 187582), (5284, 184387), (6958, 140026), (7526, 129458), (9247, 105364), (10388, 93791), (13916, 70013), (15052, 64729), (18494, 52682), (26341, 36988)]