1231396278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{214007}}^1$

素因数の和:214156

約数の個数: 32

約数和(自身を含む): 2835177984

約数和(自身を除く): 1603781706

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 5754, 214007, 428014, 642021, 1284042, 1498049, 2996098, 4494147, 8988294, 29318959, 58637918, 87956877, 175913754, 205232713, 410465426, 615698139, 1231396278]

約数ペア:

[(1, 1231396278), (2, 615698139), (3, 410465426), (6, 205232713), (7, 175913754), (14, 87956877), (21, 58637918), (42, 29318959), (137, 8988294), (274, 4494147), (411, 2996098), (822, 1498049), (959, 1284042), (1918, 642021), (2877, 428014), (5754, 214007)]