155395737

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 272363520

約数和(自身を除く): 116967783

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 131, 133, 171, 393, 399, 917, 991, 1179, 1197, 2489, 2751, 2973, 6937, 7467, 8253, 8919, 17423, 18829, 20811, 22401, 52269, 56487, 62433, 129821, 131803, 156807, 169461, 389463, 395409, 908747, 1168389, 1186227, 2466599, 2726241, 7399797, 8178723, 17266193, 22199391, 51798579, 155395737]

約数ペア:

[(1, 155395737), (3, 51798579), (7, 22199391), (9, 17266193), (19, 8178723), (21, 7399797), (57, 2726241), (63, 2466599), (131, 1186227), (133, 1168389), (171, 908747), (393, 395409), (399, 389463), (917, 169461), (991, 156807), (1179, 131803), (1197, 129821), (2489, 62433), (2751, 56487), (2973, 52269), (6937, 22401), (7467, 20811), (8253, 18829), (8919, 17423)]