215785248

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{321109}}^1$

素因数の和:321129

約数の個数: 48

約数和(自身を含む): 647357760

約数和(自身を除く): 431572512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 321109, 642218, 963327, 1284436, 1926654, 2247763, 2568872, 3853308, 4495526, 5137744, 6743289, 7706616, 8991052, 10275488, 13486578, 15413232, 17982104, 26973156, 30826464, 35964208, 53946312, 71928416, 107892624, 215785248]

約数ペア:

[(1, 215785248), (2, 107892624), (3, 71928416), (4, 53946312), (6, 35964208), (7, 30826464), (8, 26973156), (12, 17982104), (14, 15413232), (16, 13486578), (21, 10275488), (24, 8991052), (28, 7706616), (32, 6743289), (42, 5137744), (48, 4495526), (56, 3853308), (84, 2568872), (96, 2247763), (112, 1926654), (168, 1284436), (224, 963327), (336, 642218), (672, 321109)]