131991244

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4243}}^1$

素因数の和:4366

約数の個数: 48

約数和(自身を含む): 290900736

約数和(自身を除く): 158909492

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4243, 4444, 7777, 8486, 15554, 16972, 29701, 31108, 46673, 59402, 93346, 118804, 186692, 326711, 428543, 653422, 857086, 1306844, 1714172, 2999801, 4713973, 5999602, 9427946, 11999204, 18855892, 32997811, 65995622, 131991244]

約数ペア:

[(1, 131991244), (2, 65995622), (4, 32997811), (7, 18855892), (11, 11999204), (14, 9427946), (22, 5999602), (28, 4713973), (44, 2999801), (77, 1714172), (101, 1306844), (154, 857086), (202, 653422), (308, 428543), (404, 326711), (707, 186692), (1111, 118804), (1414, 93346), (2222, 59402), (2828, 46673), (4243, 31108), (4444, 29701), (7777, 16972), (8486, 15554)]