215422275

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 366940800

約数和(自身を除く): 151518525

約数列:

[1, 3, 5, 15, 25, 59, 75, 89, 177, 267, 295, 445, 547, 885, 1335, 1475, 1641, 2225, 2735, 4425, 5251, 6675, 8205, 13675, 15753, 26255, 32273, 41025, 48683, 78765, 96819, 131275, 146049, 161365, 243415, 393825, 484095, 730245, 806825, 1217075, 2420475, 2872297, 3651225, 8616891, 14361485, 43084455, 71807425, 215422275]

約数ペア:

[(1, 215422275), (3, 71807425), (5, 43084455), (15, 14361485), (25, 8616891), (59, 3651225), (75, 2872297), (89, 2420475), (177, 1217075), (267, 806825), (295, 730245), (445, 484095), (547, 393825), (885, 243415), (1335, 161365), (1475, 146049), (1641, 131275), (2225, 96819), (2735, 78765), (4425, 48683), (5251, 41025), (6675, 32273), (8205, 26255), (13675, 15753)]