201432784

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{17807}}^1$

素因数の和:17923

約数の個数: 40

約数和(自身を含む): 450471168

約数和(自身を除く): 249038384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2828, 5656, 11312, 17807, 35614, 71228, 124649, 142456, 249298, 284912, 498596, 997192, 1798507, 1994384, 3597014, 7194028, 12589549, 14388056, 25179098, 28776112, 50358196, 100716392, 201432784]

約数ペア:

[(1, 201432784), (2, 100716392), (4, 50358196), (7, 28776112), (8, 25179098), (14, 14388056), (16, 12589549), (28, 7194028), (56, 3597014), (101, 1994384), (112, 1798507), (202, 997192), (404, 498596), (707, 284912), (808, 249298), (1414, 142456), (1616, 124649), (2828, 71228), (5656, 35614), (11312, 17807)]