28137088

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1065

約数の個数: 64

約数和(自身を含む): 66193920

約数和(自身を除く): 38056832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1013, 1736, 1984, 2026, 3472, 3968, 4052, 6944, 7091, 8104, 13888, 14182, 16208, 27776, 28364, 31403, 32416, 56728, 62806, 64832, 113456, 125612, 129664, 219821, 226912, 251224, 439642, 453824, 502448, 879284, 907648, 1004896, 1758568, 2009792, 3517136, 4019584, 7034272, 14068544, 28137088]

約数ペア:

[(1, 28137088), (2, 14068544), (4, 7034272), (7, 4019584), (8, 3517136), (14, 2009792), (16, 1758568), (28, 1004896), (31, 907648), (32, 879284), (56, 502448), (62, 453824), (64, 439642), (112, 251224), (124, 226912), (128, 219821), (217, 129664), (224, 125612), (248, 113456), (434, 64832), (448, 62806), (496, 56728), (868, 32416), (896, 31403), (992, 28364), (1013, 27776), (1736, 16208), (1984, 14182), (2026, 13888), (3472, 8104), (3968, 7091), (4052, 6944)]