49881015

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 96180480

約数和(自身を除く): 46299465

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 81, 87, 93, 135, 137, 145, 155, 261, 279, 405, 411, 435, 465, 685, 783, 837, 899, 1233, 1305, 1395, 2055, 2349, 2511, 2697, 3699, 3915, 3973, 4185, 4247, 4495, 6165, 8091, 11097, 11745, 11919, 12555, 12741, 13485, 18495, 19865, 21235, 24273, 35757, 38223, 40455, 55485, 59595, 63705, 72819, 107271, 114669, 121365, 123163, 178785, 191115, 321813, 344007, 364095, 369489, 536355, 573345, 615815, 1108467, 1609065, 1720035, 1847445, 3325401, 5542335, 9976203, 16627005, 49881015]

約数ペア:

[(1, 49881015), (3, 16627005), (5, 9976203), (9, 5542335), (15, 3325401), (27, 1847445), (29, 1720035), (31, 1609065), (45, 1108467), (81, 615815), (87, 573345), (93, 536355), (135, 369489), (137, 364095), (145, 344007), (155, 321813), (261, 191115), (279, 178785), (405, 123163), (411, 121365), (435, 114669), (465, 107271), (685, 72819), (783, 63705), (837, 59595), (899, 55485), (1233, 40455), (1305, 38223), (1395, 35757), (2055, 24273), (2349, 21235), (2511, 19865), (2697, 18495), (3699, 13485), (3915, 12741), (3973, 12555), (4185, 11919), (4247, 11745), (4495, 11097), (6165, 8091)]