13917825

素因数分解:

$3^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 27081600

約数和(自身を除く): 13163775

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 79, 81, 87, 135, 145, 225, 237, 243, 261, 395, 405, 435, 675, 711, 725, 783, 1185, 1215, 1305, 1975, 2025, 2133, 2175, 2291, 2349, 3555, 3915, 5925, 6075, 6399, 6525, 6873, 7047, 10665, 11455, 11745, 17775, 19197, 19575, 20619, 31995, 34365, 35235, 53325, 57275, 58725, 61857, 95985, 103095, 159975, 171825, 176175, 185571, 309285, 479925, 515475, 556713, 927855, 1546425, 2783565, 4639275, 13917825]

約数ペア:

[(1, 13917825), (3, 4639275), (5, 2783565), (9, 1546425), (15, 927855), (25, 556713), (27, 515475), (29, 479925), (45, 309285), (75, 185571), (79, 176175), (81, 171825), (87, 159975), (135, 103095), (145, 95985), (225, 61857), (237, 58725), (243, 57275), (261, 53325), (395, 35235), (405, 34365), (435, 31995), (675, 20619), (711, 19575), (725, 19197), (783, 17775), (1185, 11745), (1215, 11455), (1305, 10665), (1975, 7047), (2025, 6873), (2133, 6525), (2175, 6399), (2291, 6075), (2349, 5925), (3555, 3915)]