262496235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{1663}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 445685760

約数和(自身を除く): 183189525

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 619, 1663, 1857, 3095, 4989, 8315, 9285, 10523, 24945, 28271, 31569, 52615, 84813, 141355, 157845, 424065, 1029397, 3088191, 5146985, 15440955, 17499749, 52499247, 87498745, 262496235]

約数ペア:

[(1, 262496235), (3, 87498745), (5, 52499247), (15, 17499749), (17, 15440955), (51, 5146985), (85, 3088191), (255, 1029397), (619, 424065), (1663, 157845), (1857, 141355), (3095, 84813), (4989, 52615), (8315, 31569), (9285, 28271), (10523, 24945)]