117995871

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 195350400

約数和(自身を除く): 77354529

約数列:

[1, 3, 7, 19, 21, 49, 57, 83, 133, 147, 249, 399, 509, 581, 931, 1527, 1577, 1743, 2793, 3563, 4067, 4731, 9671, 10689, 11039, 12201, 24941, 29013, 33117, 42247, 67697, 74823, 77273, 126741, 203091, 231819, 295729, 473879, 802693, 887187, 1421637, 2070103, 2408079, 5618851, 6210309, 16856553, 39331957, 117995871]

約数ペア:

[(1, 117995871), (3, 39331957), (7, 16856553), (19, 6210309), (21, 5618851), (49, 2408079), (57, 2070103), (83, 1421637), (133, 887187), (147, 802693), (249, 473879), (399, 295729), (509, 231819), (581, 203091), (931, 126741), (1527, 77273), (1577, 74823), (1743, 67697), (2793, 42247), (3563, 33117), (4067, 29013), (4731, 24941), (9671, 12201), (10689, 11039)]