129826256

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21871}}^1$

素因数の和:21939

約数の個数: 40

約数和(自身を含む): 292909824

約数和(自身を除く): 163083568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 21871, 43742, 87484, 153097, 174968, 306194, 349936, 612388, 1159163, 1224776, 2318326, 2449552, 4636652, 8114141, 9273304, 16228282, 18546608, 32456564, 64913128, 129826256]

約数ペア:

[(1, 129826256), (2, 64913128), (4, 32456564), (7, 18546608), (8, 16228282), (14, 9273304), (16, 8114141), (28, 4636652), (53, 2449552), (56, 2318326), (106, 1224776), (112, 1159163), (212, 612388), (371, 349936), (424, 306194), (742, 174968), (848, 153097), (1484, 87484), (2968, 43742), (5936, 21871)]