208097109

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 336697920

約数和(自身を除く): 128600811

約数列:

[1, 3, 9, 11, 33, 67, 99, 137, 201, 229, 411, 603, 687, 737, 1233, 1507, 2061, 2211, 2519, 4521, 6633, 7557, 9179, 13563, 15343, 22671, 27537, 31373, 46029, 82611, 94119, 100969, 138087, 168773, 282357, 302907, 345103, 506319, 908721, 1035309, 1518957, 2101991, 3105927, 6305973, 18917919, 23121901, 69365703, 208097109]

約数ペア:

[(1, 208097109), (3, 69365703), (9, 23121901), (11, 18917919), (33, 6305973), (67, 3105927), (99, 2101991), (137, 1518957), (201, 1035309), (229, 908721), (411, 506319), (603, 345103), (687, 302907), (737, 282357), (1233, 168773), (1507, 138087), (2061, 100969), (2211, 94119), (2519, 82611), (4521, 46029), (6633, 31373), (7557, 27537), (9179, 22671), (13563, 15343)]