209939535

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{937}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 393329664

約数和(自身を除く): 183390129

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 383, 585, 937, 1149, 1915, 2811, 3447, 4685, 4979, 5745, 8433, 12181, 14055, 14937, 17235, 24895, 36543, 42165, 44811, 60905, 74685, 109629, 182715, 224055, 358871, 548145, 1076613, 1794355, 3229839, 4665323, 5383065, 13995969, 16149195, 23326615, 41987907, 69979845, 209939535]

約数ペア:

[(1, 209939535), (3, 69979845), (5, 41987907), (9, 23326615), (13, 16149195), (15, 13995969), (39, 5383065), (45, 4665323), (65, 3229839), (117, 1794355), (195, 1076613), (383, 548145), (585, 358871), (937, 224055), (1149, 182715), (1915, 109629), (2811, 74685), (3447, 60905), (4685, 44811), (4979, 42165), (5745, 36543), (8433, 24895), (12181, 17235), (14055, 14937)]