647759385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{499}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 1389024000

約数和(自身を除く): 741264615

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 317, 455, 499, 585, 819, 951, 1365, 1497, 1585, 2219, 2495, 2853, 3493, 4095, 4121, 4491, 4755, 6487, 6657, 7485, 10479, 11095, 12363, 14265, 17465, 19461, 19971, 20605, 22455, 28847, 31437, 32435, 33285, 37089, 45409, 52395, 58383, 61815, 86541, 97305, 99855, 136227, 144235, 157185, 158183, 185445, 227045, 259623, 291915, 408681, 432705, 474549, 681135, 790915, 1107281, 1298115, 1423647, 2043405, 2056379, 2372745, 3321843, 5536405, 6169137, 7118235, 9965529, 10281895, 14394653, 16609215, 18507411, 30845685, 43183959, 49827645, 71973265, 92537055, 129551877, 215919795, 647759385]

約数ペア:

[(1, 647759385), (3, 215919795), (5, 129551877), (7, 92537055), (9, 71973265), (13, 49827645), (15, 43183959), (21, 30845685), (35, 18507411), (39, 16609215), (45, 14394653), (63, 10281895), (65, 9965529), (91, 7118235), (105, 6169137), (117, 5536405), (195, 3321843), (273, 2372745), (315, 2056379), (317, 2043405), (455, 1423647), (499, 1298115), (585, 1107281), (819, 790915), (951, 681135), (1365, 474549), (1497, 432705), (1585, 408681), (2219, 291915), (2495, 259623), (2853, 227045), (3493, 185445), (4095, 158183), (4121, 157185), (4491, 144235), (4755, 136227), (6487, 99855), (6657, 97305), (7485, 86541), (10479, 61815), (11095, 58383), (12363, 52395), (14265, 45409), (17465, 37089), (19461, 33285), (19971, 32435), (20605, 31437), (22455, 28847)]