197674895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3989}}^1$

素因数の和:4075

約数の個数: 32

約数和(自身を含む): 279236160

約数和(自身を除く): 81561265

約数列:

[1, 5, 11, 17, 53, 55, 85, 187, 265, 583, 901, 935, 2915, 3989, 4505, 9911, 19945, 43879, 49555, 67813, 211417, 219395, 339065, 745943, 1057085, 2325587, 3594089, 3729715, 11627935, 17970445, 39534979, 197674895]

約数ペア:

[(1, 197674895), (5, 39534979), (11, 17970445), (17, 11627935), (53, 3729715), (55, 3594089), (85, 2325587), (187, 1057085), (265, 745943), (583, 339065), (901, 219395), (935, 211417), (2915, 67813), (3989, 49555), (4505, 43879), (9911, 19945)]