69258021

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 114528960

約数和(自身を除く): 45270939

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 137, 147, 181, 399, 411, 543, 931, 959, 1267, 2603, 2793, 2877, 3439, 3801, 6713, 7809, 8869, 10317, 18221, 20139, 24073, 24797, 26607, 54663, 72219, 74391, 127547, 168511, 173579, 382641, 471143, 505533, 520737, 1215053, 1413429, 3298001, 3645159, 9894003, 23086007, 69258021]

約数ペア:

[(1, 69258021), (3, 23086007), (7, 9894003), (19, 3645159), (21, 3298001), (49, 1413429), (57, 1215053), (133, 520737), (137, 505533), (147, 471143), (181, 382641), (399, 173579), (411, 168511), (543, 127547), (931, 74391), (959, 72219), (1267, 54663), (2603, 26607), (2793, 24797), (2877, 24073), (3439, 20139), (3801, 18221), (6713, 10317), (7809, 8869)]