203428407

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{1051}}^1$

素因数の和:1783

約数の個数: 32

約数和(自身を含む): 334620160

約数和(自身を除く): 131191753

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 709, 1051, 2127, 3153, 4963, 7357, 9217, 13663, 14889, 22071, 27651, 40989, 64519, 95641, 193557, 286923, 745159, 2235477, 5216113, 9687067, 15648339, 29061201, 67809469, 203428407]

約数ペア:

[(1, 203428407), (3, 67809469), (7, 29061201), (13, 15648339), (21, 9687067), (39, 5216113), (91, 2235477), (273, 745159), (709, 286923), (1051, 193557), (2127, 95641), (3153, 64519), (4963, 40989), (7357, 27651), (9217, 22071), (13663, 14889)]