12907755

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 27529920

約数和(自身を除く): 14622165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 63, 81, 87, 105, 135, 145, 157, 189, 203, 261, 315, 405, 435, 471, 567, 609, 783, 785, 945, 1015, 1099, 1305, 1413, 1827, 2349, 2355, 2835, 3045, 3297, 3915, 4239, 4553, 5481, 5495, 7065, 9135, 9891, 11745, 12717, 13659, 16443, 16485, 21195, 22765, 27405, 29673, 31871, 40977, 49455, 63585, 68295, 82215, 89019, 95613, 122931, 148365, 159355, 204885, 286839, 368793, 445095, 478065, 614655, 860517, 1434195, 1843965, 2581551, 4302585, 12907755]

約数ペア:

[(1, 12907755), (3, 4302585), (5, 2581551), (7, 1843965), (9, 1434195), (15, 860517), (21, 614655), (27, 478065), (29, 445095), (35, 368793), (45, 286839), (63, 204885), (81, 159355), (87, 148365), (105, 122931), (135, 95613), (145, 89019), (157, 82215), (189, 68295), (203, 63585), (261, 49455), (315, 40977), (405, 31871), (435, 29673), (471, 27405), (567, 22765), (609, 21195), (783, 16485), (785, 16443), (945, 13659), (1015, 12717), (1099, 11745), (1305, 9891), (1413, 9135), (1827, 7065), (2349, 5495), (2355, 5481), (2835, 4553), (3045, 4239), (3297, 3915)]