978282

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 2358720

約数和(自身を除く): 1380438

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 139, 153, 207, 278, 306, 391, 414, 417, 782, 834, 1173, 1251, 2346, 2363, 2502, 3197, 3519, 4726, 6394, 7038, 7089, 9591, 14178, 19182, 21267, 28773, 42534, 54349, 57546, 108698, 163047, 326094, 489141, 978282]

約数ペア:

[(1, 978282), (2, 489141), (3, 326094), (6, 163047), (9, 108698), (17, 57546), (18, 54349), (23, 42534), (34, 28773), (46, 21267), (51, 19182), (69, 14178), (102, 9591), (138, 7089), (139, 7038), (153, 6394), (207, 4726), (278, 3519), (306, 3197), (391, 2502), (414, 2363), (417, 2346), (782, 1251), (834, 1173)]