15691974525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{61231}}^1$

素因数の和:61331

約数の個数: 72

約数和(自身を含む): 30204031104

約数和(自身を除く): 14512056579

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 67, 75, 85, 153, 201, 225, 255, 335, 425, 603, 765, 1005, 1139, 1275, 1675, 3015, 3417, 3825, 5025, 5695, 10251, 15075, 17085, 28475, 51255, 61231, 85425, 183693, 256275, 306155, 551079, 918465, 1040927, 1530775, 2755395, 3122781, 4102477, 4592325, 5204635, 9368343, 12307431, 13776975, 15613905, 20512385, 26023175, 36922293, 46841715, 61537155, 69742109, 78069525, 102561925, 184611465, 209226327, 234208575, 307685775, 348710545, 627678981, 923057325, 1046131635, 1743552725, 3138394905, 5230658175, 15691974525]

約数ペア:

[(1, 15691974525), (3, 5230658175), (5, 3138394905), (9, 1743552725), (15, 1046131635), (17, 923057325), (25, 627678981), (45, 348710545), (51, 307685775), (67, 234208575), (75, 209226327), (85, 184611465), (153, 102561925), (201, 78069525), (225, 69742109), (255, 61537155), (335, 46841715), (425, 36922293), (603, 26023175), (765, 20512385), (1005, 15613905), (1139, 13776975), (1275, 12307431), (1675, 9368343), (3015, 5204635), (3417, 4592325), (3825, 4102477), (5025, 3122781), (5695, 2755395), (10251, 1530775), (15075, 1040927), (17085, 918465), (28475, 551079), (51255, 306155), (61231, 256275), (85425, 183693)]