17777942

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 35610624

約数和(自身を除く): 17832682

約数列:

[1, 2, 7, 13, 14, 23, 26, 31, 46, 62, 91, 137, 161, 182, 217, 274, 299, 322, 403, 434, 598, 713, 806, 959, 1426, 1781, 1918, 2093, 2821, 3151, 3562, 4186, 4247, 4991, 5642, 6302, 8494, 9269, 9982, 12467, 18538, 22057, 24934, 29729, 40963, 44114, 55211, 59458, 64883, 81926, 97681, 110422, 129766, 195362, 286741, 386477, 573482, 683767, 772954, 1269853, 1367534, 2539706, 8888971, 17777942]

約数ペア:

[(1, 17777942), (2, 8888971), (7, 2539706), (13, 1367534), (14, 1269853), (23, 772954), (26, 683767), (31, 573482), (46, 386477), (62, 286741), (91, 195362), (137, 129766), (161, 110422), (182, 97681), (217, 81926), (274, 64883), (299, 59458), (322, 55211), (403, 44114), (434, 40963), (598, 29729), (713, 24934), (806, 22057), (959, 18538), (1426, 12467), (1781, 9982), (1918, 9269), (2093, 8494), (2821, 6302), (3151, 5642), (3562, 4991), (4186, 4247)]