61487487

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 99672768

約数和(自身を除く): 38185281

約数列:

[1, 3, 9, 17, 23, 51, 69, 101, 153, 173, 207, 303, 391, 519, 909, 1173, 1557, 1717, 2323, 2941, 3519, 3979, 5151, 6969, 8823, 11937, 15453, 17473, 20907, 26469, 35811, 39491, 52419, 67643, 118473, 157257, 202929, 297041, 355419, 401879, 608787, 891123, 1205637, 2673369, 3616911, 6831943, 20495829, 61487487]

約数ペア:

[(1, 61487487), (3, 20495829), (9, 6831943), (17, 3616911), (23, 2673369), (51, 1205637), (69, 891123), (101, 608787), (153, 401879), (173, 355419), (207, 297041), (303, 202929), (391, 157257), (519, 118473), (909, 67643), (1173, 52419), (1557, 39491), (1717, 35811), (2323, 26469), (2941, 20907), (3519, 17473), (3979, 15453), (5151, 11937), (6969, 8823)]