28854488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 61175520

約数和(自身を除く): 32321032

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 67, 82, 101, 104, 134, 164, 202, 268, 328, 404, 533, 536, 808, 871, 1066, 1313, 1742, 2132, 2626, 2747, 3484, 4141, 4264, 5252, 5494, 6767, 6968, 8282, 10504, 10988, 13534, 16564, 21976, 27068, 33128, 35711, 53833, 54136, 71422, 87971, 107666, 142844, 175942, 215332, 277447, 285688, 351884, 430664, 554894, 703768, 1109788, 2219576, 3606811, 7213622, 14427244, 28854488]

約数ペア:

[(1, 28854488), (2, 14427244), (4, 7213622), (8, 3606811), (13, 2219576), (26, 1109788), (41, 703768), (52, 554894), (67, 430664), (82, 351884), (101, 285688), (104, 277447), (134, 215332), (164, 175942), (202, 142844), (268, 107666), (328, 87971), (404, 71422), (533, 54136), (536, 53833), (808, 35711), (871, 33128), (1066, 27068), (1313, 21976), (1742, 16564), (2132, 13534), (2626, 10988), (2747, 10504), (3484, 8282), (4141, 6968), (4264, 6767), (5252, 5494)]