88043956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 208544000

約数和(自身を除く): 120500044

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 847, 1001, 1573, 1694, 1999, 2002, 3146, 3388, 3998, 4004, 6292, 7996, 11011, 13993, 21989, 22022, 25987, 27986, 43978, 44044, 51974, 55972, 87956, 103948, 153923, 181909, 241879, 285857, 307846, 363818, 483758, 571714, 615692, 727636, 967516, 1143428, 1693153, 2000999, 3144427, 3386306, 4001998, 6288854, 6772612, 8003996, 12577708, 22010989, 44021978, 88043956]

約数ペア:

[(1, 88043956), (2, 44021978), (4, 22010989), (7, 12577708), (11, 8003996), (13, 6772612), (14, 6288854), (22, 4001998), (26, 3386306), (28, 3144427), (44, 2000999), (52, 1693153), (77, 1143428), (91, 967516), (121, 727636), (143, 615692), (154, 571714), (182, 483758), (242, 363818), (286, 307846), (308, 285857), (364, 241879), (484, 181909), (572, 153923), (847, 103948), (1001, 87956), (1573, 55972), (1694, 51974), (1999, 44044), (2002, 43978), (3146, 27986), (3388, 25987), (3998, 22022), (4004, 21989), (6292, 13993), (7996, 11011)]