26998972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 64023008

約数和(自身を除く): 37024036

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, 613, 847, 1001, 1226, 1573, 1694, 2002, 2452, 3146, 3388, 4004, 4291, 6292, 6743, 7969, 8582, 11011, 13486, 15938, 17164, 22022, 26972, 31876, 44044, 47201, 55783, 74173, 87659, 94402, 111566, 148346, 175318, 188804, 223132, 296692, 350636, 519211, 613613, 964249, 1038422, 1227226, 1928498, 2076844, 2454452, 3856996, 6749743, 13499486, 26998972]

約数ペア:

[(1, 26998972), (2, 13499486), (4, 6749743), (7, 3856996), (11, 2454452), (13, 2076844), (14, 1928498), (22, 1227226), (26, 1038422), (28, 964249), (44, 613613), (52, 519211), (77, 350636), (91, 296692), (121, 223132), (143, 188804), (154, 175318), (182, 148346), (242, 111566), (286, 94402), (308, 87659), (364, 74173), (484, 55783), (572, 47201), (613, 44044), (847, 31876), (1001, 26972), (1226, 22022), (1573, 17164), (1694, 15938), (2002, 13486), (2452, 11011), (3146, 8582), (3388, 7969), (4004, 6743), (4291, 6292)]