72178956

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{8389}}^1$

素因数の和:8638

約数の個数: 36

約数和(自身を含む): 183237600

約数和(自身を除く): 111058644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 2151, 2868, 4302, 8389, 8604, 16778, 25167, 33556, 50334, 75501, 100668, 151002, 302004, 2004971, 4009942, 6014913, 8019884, 12029826, 18044739, 24059652, 36089478, 72178956]

約数ペア:

[(1, 72178956), (2, 36089478), (3, 24059652), (4, 18044739), (6, 12029826), (9, 8019884), (12, 6014913), (18, 4009942), (36, 2004971), (239, 302004), (478, 151002), (717, 100668), (956, 75501), (1434, 50334), (2151, 33556), (2868, 25167), (4302, 16778), (8389, 8604)]