39117884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 83037360

約数和(自身を除く): 43919476

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 137, 221, 247, 274, 289, 323, 442, 494, 548, 578, 646, 884, 988, 1156, 1292, 1781, 2329, 2603, 3562, 3757, 4199, 4658, 5206, 5491, 7124, 7514, 8398, 9316, 10412, 10982, 15028, 16796, 21964, 30277, 33839, 39593, 44251, 60554, 67678, 71383, 79186, 88502, 121108, 135356, 142766, 158372, 177004, 285532, 514709, 575263, 752267, 1029418, 1150526, 1504534, 2058836, 2301052, 3009068, 9779471, 19558942, 39117884]

約数ペア:

[(1, 39117884), (2, 19558942), (4, 9779471), (13, 3009068), (17, 2301052), (19, 2058836), (26, 1504534), (34, 1150526), (38, 1029418), (52, 752267), (68, 575263), (76, 514709), (137, 285532), (221, 177004), (247, 158372), (274, 142766), (289, 135356), (323, 121108), (442, 88502), (494, 79186), (548, 71383), (578, 67678), (646, 60554), (884, 44251), (988, 39593), (1156, 33839), (1292, 30277), (1781, 21964), (2329, 16796), (2603, 15028), (3562, 10982), (3757, 10412), (4199, 9316), (4658, 8398), (5206, 7514), (5491, 7124)]