489500726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 902779992

約数和(自身を除く): 413279266

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 137, 143, 169, 274, 286, 338, 341, 403, 682, 806, 961, 1507, 1781, 1859, 1922, 3014, 3562, 3718, 4247, 4433, 5239, 8494, 8866, 10478, 10571, 12493, 19591, 21142, 23153, 24986, 39182, 46306, 46717, 55211, 57629, 93434, 110422, 115258, 131657, 137423, 162409, 254683, 263314, 274846, 324818, 509366, 607321, 717743, 1214642, 1435486, 1448227, 1711541, 1786499, 2896454, 3423082, 3572998, 7895173, 15790346, 18826951, 22250033, 37653902, 44500066, 244750363, 489500726]

約数ペア:

[(1, 489500726), (2, 244750363), (11, 44500066), (13, 37653902), (22, 22250033), (26, 18826951), (31, 15790346), (62, 7895173), (137, 3572998), (143, 3423082), (169, 2896454), (274, 1786499), (286, 1711541), (338, 1448227), (341, 1435486), (403, 1214642), (682, 717743), (806, 607321), (961, 509366), (1507, 324818), (1781, 274846), (1859, 263314), (1922, 254683), (3014, 162409), (3562, 137423), (3718, 131657), (4247, 115258), (4433, 110422), (5239, 93434), (8494, 57629), (8866, 55211), (10478, 46717), (10571, 46306), (12493, 39182), (19591, 24986), (21142, 23153)]