28789194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 70924032

約数和(自身を除く): 42134838

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 427, 661, 714, 854, 1037, 1281, 1322, 1983, 2074, 2562, 3111, 3966, 4627, 6222, 7259, 9254, 11237, 13881, 14518, 21777, 22474, 27762, 33711, 40321, 43554, 67422, 78659, 80642, 120963, 157318, 235977, 241926, 282247, 471954, 564494, 685457, 846741, 1370914, 1693482, 2056371, 4112742, 4798199, 9596398, 14394597, 28789194]

約数ペア:

[(1, 28789194), (2, 14394597), (3, 9596398), (6, 4798199), (7, 4112742), (14, 2056371), (17, 1693482), (21, 1370914), (34, 846741), (42, 685457), (51, 564494), (61, 471954), (102, 282247), (119, 241926), (122, 235977), (183, 157318), (238, 120963), (357, 80642), (366, 78659), (427, 67422), (661, 43554), (714, 40321), (854, 33711), (1037, 27762), (1281, 22474), (1322, 21777), (1983, 14518), (2074, 13881), (2562, 11237), (3111, 9254), (3966, 7259), (4627, 6222)]