4218039

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 7547904

約数和(自身を除く): 3329865

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 71, 123, 161, 207, 213, 287, 369, 483, 497, 639, 861, 943, 1449, 1491, 1633, 2583, 2829, 2911, 4473, 4899, 6601, 8487, 8733, 11431, 14697, 19803, 20377, 26199, 34293, 59409, 61131, 66953, 102879, 183393, 200859, 468671, 602577, 1406013, 4218039]

約数ペア:

[(1, 4218039), (3, 1406013), (7, 602577), (9, 468671), (21, 200859), (23, 183393), (41, 102879), (63, 66953), (69, 61131), (71, 59409), (123, 34293), (161, 26199), (207, 20377), (213, 19803), (287, 14697), (369, 11431), (483, 8733), (497, 8487), (639, 6601), (861, 4899), (943, 4473), (1449, 2911), (1491, 2829), (1633, 2583)]