201599991

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{971}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 327525120

約数和(自身を除く): 125925129

約数列:

[1, 3, 9, 17, 23, 51, 59, 69, 153, 177, 207, 391, 531, 971, 1003, 1173, 1357, 2913, 3009, 3519, 4071, 8739, 9027, 12213, 16507, 22333, 23069, 49521, 57289, 66999, 69207, 148563, 171867, 200997, 207621, 379661, 515601, 973913, 1138983, 1317647, 2921739, 3416949, 3952941, 8765217, 11858823, 22399999, 67199997, 201599991]

約数ペア:

[(1, 201599991), (3, 67199997), (9, 22399999), (17, 11858823), (23, 8765217), (51, 3952941), (59, 3416949), (69, 2921739), (153, 1317647), (177, 1138983), (207, 973913), (391, 515601), (531, 379661), (971, 207621), (1003, 200997), (1173, 171867), (1357, 148563), (2913, 69207), (3009, 66999), (3519, 57289), (4071, 49521), (8739, 23069), (9027, 22333), (12213, 16507)]