397293844

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{5009}}^1$

素因数の和:5343

約数の個数: 24

約数和(自身を含む): 707011200

約数和(自身を除く): 309717356

約数列:

[1, 2, 4, 79, 158, 251, 316, 502, 1004, 5009, 10018, 19829, 20036, 39658, 79316, 395711, 791422, 1257259, 1582844, 2514518, 5029036, 99323461, 198646922, 397293844]

約数ペア:

[(1, 397293844), (2, 198646922), (4, 99323461), (79, 5029036), (158, 2514518), (251, 1582844), (316, 1257259), (502, 791422), (1004, 395711), (5009, 79316), (10018, 39658), (19829, 20036)]