71690745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 136396800

約数和(自身を除く): 64706055

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 73, 105, 141, 199, 219, 235, 329, 365, 511, 597, 705, 987, 995, 1095, 1393, 1533, 1645, 2555, 2985, 3431, 4179, 4935, 6965, 7665, 9353, 10293, 14527, 17155, 20895, 24017, 28059, 43581, 46765, 51465, 65471, 72051, 72635, 101689, 120085, 140295, 196413, 217905, 305067, 327355, 360255, 508445, 682769, 982065, 1525335, 2048307, 3413845, 4779383, 10241535, 14338149, 23896915, 71690745]

約数ペア:

[(1, 71690745), (3, 23896915), (5, 14338149), (7, 10241535), (15, 4779383), (21, 3413845), (35, 2048307), (47, 1525335), (73, 982065), (105, 682769), (141, 508445), (199, 360255), (219, 327355), (235, 305067), (329, 217905), (365, 196413), (511, 140295), (597, 120085), (705, 101689), (987, 72635), (995, 72051), (1095, 65471), (1393, 51465), (1533, 46765), (1645, 43581), (2555, 28059), (2985, 24017), (3431, 20895), (4179, 17155), (4935, 14527), (6965, 10293), (7665, 9353)]