71403045

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5113}}^1$

素因数の和:5154

約数の個数: 48

約数和(自身を含む): 139919040

約数和(自身を除く): 68515995

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 5113, 13965, 15339, 25565, 35791, 76695, 97147, 107373, 178955, 250537, 291441, 485735, 536865, 680029, 751611, 1252685, 1457205, 2040087, 3400145, 3758055, 4760203, 10200435, 14280609, 23801015, 71403045]

約数ペア:

[(1, 71403045), (3, 23801015), (5, 14280609), (7, 10200435), (15, 4760203), (19, 3758055), (21, 3400145), (35, 2040087), (49, 1457205), (57, 1252685), (95, 751611), (105, 680029), (133, 536865), (147, 485735), (245, 291441), (285, 250537), (399, 178955), (665, 107373), (735, 97147), (931, 76695), (1995, 35791), (2793, 25565), (4655, 15339), (5113, 13965)]