72997785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 153204480

約数和(自身を除く): 80206695

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 61, 63, 87, 105, 131, 145, 183, 203, 261, 305, 315, 393, 427, 435, 549, 609, 655, 915, 917, 1015, 1179, 1281, 1305, 1769, 1827, 1965, 2135, 2745, 2751, 3045, 3799, 3843, 4585, 5307, 5895, 6405, 7991, 8253, 8845, 9135, 11397, 12383, 13755, 15921, 18995, 19215, 23973, 26535, 26593, 34191, 37149, 39955, 41265, 55937, 56985, 61915, 71919, 79605, 79779, 111447, 119865, 132965, 167811, 170955, 185745, 231739, 239337, 279685, 359595, 398895, 503433, 557235, 695217, 839055, 1158695, 1196685, 1622173, 2085651, 2517165, 3476085, 4866519, 8110865, 10428255, 14599557, 24332595, 72997785]

約数ペア:

[(1, 72997785), (3, 24332595), (5, 14599557), (7, 10428255), (9, 8110865), (15, 4866519), (21, 3476085), (29, 2517165), (35, 2085651), (45, 1622173), (61, 1196685), (63, 1158695), (87, 839055), (105, 695217), (131, 557235), (145, 503433), (183, 398895), (203, 359595), (261, 279685), (305, 239337), (315, 231739), (393, 185745), (427, 170955), (435, 167811), (549, 132965), (609, 119865), (655, 111447), (915, 79779), (917, 79605), (1015, 71919), (1179, 61915), (1281, 56985), (1305, 55937), (1769, 41265), (1827, 39955), (1965, 37149), (2135, 34191), (2745, 26593), (2751, 26535), (3045, 23973), (3799, 19215), (3843, 18995), (4585, 15921), (5307, 13755), (5895, 12383), (6405, 11397), (7991, 9135), (8253, 8845)]