213915368

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 435758400

約数和(自身を除く): 221843032

約数列:

[1, 2, 4, 8, 29, 41, 43, 58, 82, 86, 116, 164, 172, 232, 328, 344, 523, 1046, 1189, 1247, 1763, 2092, 2378, 2494, 3526, 4184, 4756, 4988, 7052, 9512, 9976, 14104, 15167, 21443, 22489, 30334, 42886, 44978, 51127, 60668, 85772, 89956, 102254, 121336, 171544, 179912, 204508, 409016, 621847, 652181, 922049, 1243694, 1304362, 1844098, 2487388, 2608724, 3688196, 4974776, 5217448, 7376392, 26739421, 53478842, 106957684, 213915368]

約数ペア:

[(1, 213915368), (2, 106957684), (4, 53478842), (8, 26739421), (29, 7376392), (41, 5217448), (43, 4974776), (58, 3688196), (82, 2608724), (86, 2487388), (116, 1844098), (164, 1304362), (172, 1243694), (232, 922049), (328, 652181), (344, 621847), (523, 409016), (1046, 204508), (1189, 179912), (1247, 171544), (1763, 121336), (2092, 102254), (2378, 89956), (2494, 85772), (3526, 60668), (4184, 51127), (4756, 44978), (4988, 42886), (7052, 30334), (9512, 22489), (9976, 21443), (14104, 15167)]