874440645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 1627921152

約数和(自身を除く): 753480507

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 103, 169, 195, 197, 221, 255, 309, 507, 515, 591, 663, 845, 985, 1105, 1339, 1545, 1751, 2535, 2561, 2873, 2955, 3315, 3349, 4017, 5253, 6695, 7683, 8619, 8755, 10047, 12805, 14365, 16745, 17407, 20085, 20291, 22763, 26265, 33293, 38415, 43095, 43537, 50235, 52221, 60873, 68289, 87035, 99879, 101455, 113815, 130611, 166465, 217685, 261105, 263783, 295919, 304365, 341445, 344947, 499395, 565981, 653055, 791349, 887757, 1034841, 1318915, 1479595, 1697943, 1724735, 2829905, 3429179, 3956745, 4438785, 4484311, 5174205, 8489715, 10287537, 13452933, 17145895, 22421555, 51437685, 58296043, 67264665, 174888129, 291480215, 874440645]

約数ペア:

[(1, 874440645), (3, 291480215), (5, 174888129), (13, 67264665), (15, 58296043), (17, 51437685), (39, 22421555), (51, 17145895), (65, 13452933), (85, 10287537), (103, 8489715), (169, 5174205), (195, 4484311), (197, 4438785), (221, 3956745), (255, 3429179), (309, 2829905), (507, 1724735), (515, 1697943), (591, 1479595), (663, 1318915), (845, 1034841), (985, 887757), (1105, 791349), (1339, 653055), (1545, 565981), (1751, 499395), (2535, 344947), (2561, 341445), (2873, 304365), (2955, 295919), (3315, 263783), (3349, 261105), (4017, 217685), (5253, 166465), (6695, 130611), (7683, 113815), (8619, 101455), (8755, 99879), (10047, 87035), (12805, 68289), (14365, 60873), (16745, 52221), (17407, 50235), (20085, 43537), (20291, 43095), (22763, 38415), (26265, 33293)]