1321237533

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{8923}}^1$

素因数の和:9585

約数の個数: 32

約数和(自身を含む): 2200015872

約数和(自身を除く): 878778339

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 641, 1923, 4487, 7051, 8923, 13461, 21153, 26769, 49357, 62461, 98153, 148071, 187383, 294459, 687071, 2061213, 5719643, 17158929, 40037501, 62916073, 120112503, 188748219, 440412511, 1321237533]

約数ペア:

[(1, 1321237533), (3, 440412511), (7, 188748219), (11, 120112503), (21, 62916073), (33, 40037501), (77, 17158929), (231, 5719643), (641, 2061213), (1923, 687071), (4487, 294459), (7051, 187383), (8923, 148071), (13461, 98153), (21153, 62461), (26769, 49357)]