521003925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3019}}^1$

素因数の和:3107

約数の個数: 72

約数和(自身を含む): 1022330400

約数和(自身を除く): 501326475

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 59, 65, 75, 117, 177, 195, 225, 295, 325, 531, 585, 767, 885, 975, 1475, 2301, 2655, 2925, 3019, 3835, 4425, 6903, 9057, 11505, 13275, 15095, 19175, 27171, 34515, 39247, 45285, 57525, 75475, 117741, 135855, 172575, 178121, 196235, 226425, 353223, 534363, 588705, 679275, 890605, 981175, 1603089, 1766115, 2315573, 2671815, 2943525, 4453025, 6946719, 8015445, 8830575, 11577865, 13359075, 20840157, 34733595, 40077225, 57889325, 104200785, 173667975, 521003925]

約数ペア:

[(1, 521003925), (3, 173667975), (5, 104200785), (9, 57889325), (13, 40077225), (15, 34733595), (25, 20840157), (39, 13359075), (45, 11577865), (59, 8830575), (65, 8015445), (75, 6946719), (117, 4453025), (177, 2943525), (195, 2671815), (225, 2315573), (295, 1766115), (325, 1603089), (531, 981175), (585, 890605), (767, 679275), (885, 588705), (975, 534363), (1475, 353223), (2301, 226425), (2655, 196235), (2925, 178121), (3019, 172575), (3835, 135855), (4425, 117741), (6903, 75475), (9057, 57525), (11505, 45285), (13275, 39247), (15095, 34515), (19175, 27171)]