181476988

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 413051184

約数和(自身を除く): 231574196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 539, 574, 902, 1078, 1148, 1804, 2009, 2053, 2156, 3157, 4018, 4106, 6314, 8036, 8212, 12628, 14371, 22099, 22583, 28742, 44198, 45166, 57484, 84173, 88396, 90332, 100597, 158081, 168346, 201194, 316162, 336692, 402388, 589211, 632324, 925903, 1106567, 1178422, 1851806, 2213134, 2356844, 3703612, 4124477, 4426268, 6481321, 8248954, 12962642, 16497908, 25925284, 45369247, 90738494, 181476988]

約数ペア:

[(1, 181476988), (2, 90738494), (4, 45369247), (7, 25925284), (11, 16497908), (14, 12962642), (22, 8248954), (28, 6481321), (41, 4426268), (44, 4124477), (49, 3703612), (77, 2356844), (82, 2213134), (98, 1851806), (154, 1178422), (164, 1106567), (196, 925903), (287, 632324), (308, 589211), (451, 402388), (539, 336692), (574, 316162), (902, 201194), (1078, 168346), (1148, 158081), (1804, 100597), (2009, 90332), (2053, 88396), (2156, 84173), (3157, 57484), (4018, 45166), (4106, 44198), (6314, 28742), (8036, 22583), (8212, 22099), (12628, 14371)]