78901998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1873}}^1$

素因数の和:1961

約数の個数: 64

約数和(自身を含む): 194296320

約数和(自身を除く): 115394322

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 59, 102, 118, 119, 177, 238, 354, 357, 413, 714, 826, 1003, 1239, 1873, 2006, 2478, 3009, 3746, 5619, 6018, 7021, 11238, 13111, 14042, 21063, 26222, 31841, 39333, 42126, 63682, 78666, 95523, 110507, 191046, 221014, 222887, 331521, 445774, 663042, 668661, 773549, 1337322, 1547098, 1878619, 2320647, 3757238, 4641294, 5635857, 11271714, 13150333, 26300666, 39450999, 78901998]

約数ペア:

[(1, 78901998), (2, 39450999), (3, 26300666), (6, 13150333), (7, 11271714), (14, 5635857), (17, 4641294), (21, 3757238), (34, 2320647), (42, 1878619), (51, 1547098), (59, 1337322), (102, 773549), (118, 668661), (119, 663042), (177, 445774), (238, 331521), (354, 222887), (357, 221014), (413, 191046), (714, 110507), (826, 95523), (1003, 78666), (1239, 63682), (1873, 42126), (2006, 39333), (2478, 31841), (3009, 26222), (3746, 21063), (5619, 14042), (6018, 13111), (7021, 11238)]