173173828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 329011200

約数和(自身を除く): 155837372

約数列:

[1, 2, 4, 19, 38, 67, 71, 76, 134, 142, 268, 284, 479, 958, 1273, 1349, 1916, 2546, 2698, 4757, 5092, 5396, 9101, 9514, 18202, 19028, 32093, 34009, 36404, 64186, 68018, 90383, 128372, 136036, 180766, 361532, 609767, 646171, 1219534, 1292342, 2278603, 2439068, 2584684, 4557206, 9114412, 43293457, 86586914, 173173828]

約数ペア:

[(1, 173173828), (2, 86586914), (4, 43293457), (19, 9114412), (38, 4557206), (67, 2584684), (71, 2439068), (76, 2278603), (134, 1292342), (142, 1219534), (268, 646171), (284, 609767), (479, 361532), (958, 180766), (1273, 136036), (1349, 128372), (1916, 90383), (2546, 68018), (2698, 64186), (4757, 36404), (5092, 34009), (5396, 32093), (9101, 19028), (9514, 18202)]