1221405616

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{46747}}^1$

素因数の和:46849

約数の個数: 40

約数和(自身を含む): 2504196864

約数和(自身を除く): 1282791248

約数列:

[1, 2, 4, 8, 16, 23, 46, 71, 92, 142, 184, 284, 368, 568, 1136, 1633, 3266, 6532, 13064, 26128, 46747, 93494, 186988, 373976, 747952, 1075181, 2150362, 3319037, 4300724, 6638074, 8601448, 13276148, 17202896, 26552296, 53104592, 76337851, 152675702, 305351404, 610702808, 1221405616]

約数ペア:

[(1, 1221405616), (2, 610702808), (4, 305351404), (8, 152675702), (16, 76337851), (23, 53104592), (46, 26552296), (71, 17202896), (92, 13276148), (142, 8601448), (184, 6638074), (284, 4300724), (368, 3319037), (568, 2150362), (1136, 1075181), (1633, 747952), (3266, 373976), (6532, 186988), (13064, 93494), (26128, 46747)]