131622218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 257402880

約数和(自身を除く): 125780662

約数列:

[1, 2, 7, 13, 14, 26, 31, 41, 62, 82, 91, 182, 217, 287, 403, 434, 533, 569, 574, 806, 1066, 1138, 1271, 2542, 2821, 3731, 3983, 5642, 7397, 7462, 7966, 8897, 14794, 16523, 17639, 17794, 23329, 33046, 35278, 46658, 51779, 103558, 115661, 123473, 163303, 229307, 231322, 246946, 303277, 326606, 458614, 606554, 723199, 1446398, 1605149, 2122939, 3210298, 4245878, 5062393, 9401587, 10124786, 18803174, 65811109, 131622218]

約数ペア:

[(1, 131622218), (2, 65811109), (7, 18803174), (13, 10124786), (14, 9401587), (26, 5062393), (31, 4245878), (41, 3210298), (62, 2122939), (82, 1605149), (91, 1446398), (182, 723199), (217, 606554), (287, 458614), (403, 326606), (434, 303277), (533, 246946), (569, 231322), (574, 229307), (806, 163303), (1066, 123473), (1138, 115661), (1271, 103558), (2542, 51779), (2821, 46658), (3731, 35278), (3983, 33046), (5642, 23329), (7397, 17794), (7462, 17639), (7966, 16523), (8897, 14794)]