8980972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 21111552

約数和(自身を除く): 12130580

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 2243, 4004, 4486, 8972, 15701, 24673, 29159, 31402, 49346, 58318, 62804, 98692, 116636, 172711, 204113, 320749, 345422, 408226, 641498, 690844, 816452, 1282996, 2245243, 4490486, 8980972]

約数ペア:

[(1, 8980972), (2, 4490486), (4, 2245243), (7, 1282996), (11, 816452), (13, 690844), (14, 641498), (22, 408226), (26, 345422), (28, 320749), (44, 204113), (52, 172711), (77, 116636), (91, 98692), (143, 62804), (154, 58318), (182, 49346), (286, 31402), (308, 29159), (364, 24673), (572, 15701), (1001, 8972), (2002, 4486), (2243, 4004)]