72729986

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3851}}^1$

素因数の和:3950

約数の個数: 32

約数和(自身を含む): 133125120

約数和(自身を除く): 60395134

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 3851, 7702, 9443, 18886, 26957, 53914, 73169, 146338, 273421, 512183, 546842, 1024366, 1913947, 3827894, 5194999, 10389998, 36364993, 72729986]

約数ペア:

[(1, 72729986), (2, 36364993), (7, 10389998), (14, 5194999), (19, 3827894), (38, 1913947), (71, 1024366), (133, 546842), (142, 512183), (266, 273421), (497, 146338), (994, 73169), (1349, 53914), (2698, 26957), (3851, 18886), (7702, 9443)]