168257646

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 72

約数和(自身を含む): 384791472

約数和(自身を除く): 216533826

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 71, 93, 137, 142, 186, 213, 274, 279, 411, 426, 558, 639, 822, 961, 1233, 1278, 1922, 2201, 2466, 2883, 4247, 4402, 5766, 6603, 8494, 8649, 9727, 12741, 13206, 17298, 19454, 19809, 25482, 29181, 38223, 39618, 58362, 68231, 76446, 87543, 131657, 136462, 175086, 204693, 263314, 301537, 394971, 409386, 603074, 614079, 789942, 904611, 1184913, 1228158, 1809222, 2369826, 2713833, 5427666, 9347647, 18695294, 28042941, 56085882, 84128823, 168257646]

約数ペア:

[(1, 168257646), (2, 84128823), (3, 56085882), (6, 28042941), (9, 18695294), (18, 9347647), (31, 5427666), (62, 2713833), (71, 2369826), (93, 1809222), (137, 1228158), (142, 1184913), (186, 904611), (213, 789942), (274, 614079), (279, 603074), (411, 409386), (426, 394971), (558, 301537), (639, 263314), (822, 204693), (961, 175086), (1233, 136462), (1278, 131657), (1922, 87543), (2201, 76446), (2466, 68231), (2883, 58362), (4247, 39618), (4402, 38223), (5766, 29181), (6603, 25482), (8494, 19809), (8649, 19454), (9727, 17298), (12741, 13206)]