201673015

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 254983680

約数和(自身を除く): 53310665

約数列:

[1, 5, 61, 67, 71, 139, 305, 335, 355, 695, 4087, 4331, 4757, 8479, 9313, 9869, 20435, 21655, 23785, 42395, 46565, 49345, 290177, 568093, 602009, 661223, 1450885, 2840465, 3010045, 3306115, 40334603, 201673015]

約数ペア:

[(1, 201673015), (5, 40334603), (61, 3306115), (67, 3010045), (71, 2840465), (139, 1450885), (305, 661223), (335, 602009), (355, 568093), (695, 290177), (4087, 49345), (4331, 46565), (4757, 42395), (8479, 23785), (9313, 21655), (9869, 20435)]