27981694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 51710400

約数和(自身を除く): 23728706

約数列:

[1, 2, 13, 17, 26, 29, 34, 37, 58, 59, 74, 118, 221, 377, 442, 481, 493, 629, 754, 767, 962, 986, 1003, 1073, 1258, 1534, 1711, 2006, 2146, 2183, 3422, 4366, 6409, 8177, 12818, 13039, 13949, 16354, 18241, 22243, 26078, 27898, 28379, 29087, 36482, 37111, 44486, 56758, 58174, 63307, 74222, 126614, 237133, 378131, 474266, 482443, 756262, 822991, 964886, 1076219, 1645982, 2152438, 13990847, 27981694]

約数ペア:

[(1, 27981694), (2, 13990847), (13, 2152438), (17, 1645982), (26, 1076219), (29, 964886), (34, 822991), (37, 756262), (58, 482443), (59, 474266), (74, 378131), (118, 237133), (221, 126614), (377, 74222), (442, 63307), (481, 58174), (493, 56758), (629, 44486), (754, 37111), (767, 36482), (962, 29087), (986, 28379), (1003, 27898), (1073, 26078), (1258, 22243), (1534, 18241), (1711, 16354), (2006, 13949), (2146, 13039), (2183, 12818), (3422, 8177), (4366, 6409)]