163970933

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 209018880

約数和(自身を除く): 45047947

約数列:

[1, 7, 17, 23, 119, 139, 161, 391, 431, 973, 2363, 2737, 3017, 3197, 7327, 9913, 16541, 22379, 51289, 54349, 59909, 69391, 168521, 380443, 419363, 1018453, 1179647, 1377907, 7129171, 9645349, 23424419, 163970933]

約数ペア:

[(1, 163970933), (7, 23424419), (17, 9645349), (23, 7129171), (119, 1377907), (139, 1179647), (161, 1018453), (391, 419363), (431, 380443), (973, 168521), (2363, 69391), (2737, 59909), (3017, 54349), (3197, 51289), (7327, 22379), (9913, 16541)]