291213442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 508370688

約数和(自身を除く): 217157246

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 299, 403, 529, 598, 683, 713, 806, 1058, 1366, 1426, 6877, 8879, 9269, 13754, 15709, 16399, 17758, 18538, 21173, 31418, 32798, 42346, 204217, 213187, 275249, 361307, 408434, 426374, 486979, 550498, 722614, 973958, 4696991, 6330727, 9393982, 11200517, 12661454, 22401034, 145606721, 291213442]

約数ペア:

[(1, 291213442), (2, 145606721), (13, 22401034), (23, 12661454), (26, 11200517), (31, 9393982), (46, 6330727), (62, 4696991), (299, 973958), (403, 722614), (529, 550498), (598, 486979), (683, 426374), (713, 408434), (806, 361307), (1058, 275249), (1366, 213187), (1426, 204217), (6877, 42346), (8879, 32798), (9269, 31418), (13754, 21173), (15709, 18538), (16399, 17758)]