17616970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 37284840

約数和(自身を除く): 19667870

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 229, 245, 314, 458, 490, 785, 1099, 1145, 1570, 1603, 2198, 2290, 3206, 5495, 7693, 8015, 10990, 11221, 15386, 16030, 22442, 35953, 38465, 56105, 71906, 76930, 112210, 179765, 251671, 359530, 503342, 1258355, 1761697, 2516710, 3523394, 8808485, 17616970]

約数ペア:

[(1, 17616970), (2, 8808485), (5, 3523394), (7, 2516710), (10, 1761697), (14, 1258355), (35, 503342), (49, 359530), (70, 251671), (98, 179765), (157, 112210), (229, 76930), (245, 71906), (314, 56105), (458, 38465), (490, 35953), (785, 22442), (1099, 16030), (1145, 15386), (1570, 11221), (1603, 10990), (2198, 8015), (2290, 7693), (3206, 5495)]